fix(ci): disable electron-builder auto-publish to prevent 403 errors

.github/workflows/docker-build.yml

@@ -63,8 +63,6 @@ jobs:
           cache-from: type=gha
           cache-to: type=gha,mode=max
           platforms: linux/amd64,linux/arm64
-          build-args: |
-            NEXT_PUBLIC_SHOW_ABOUT_AND_NOTICE=true
 
       # Push to AWS ECR for App Runner auto-deploy
       - name: Configure AWS credentials

.github/workflows/electron-release.yml

@@ -40,7 +40,63 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
-      - name: Build and publish Electron app
-        run: npm run dist:${{ matrix.platform }}
+      - name: Build Electron app
+        run: npm run electron:build && npm run electron:prepare && npx electron-builder --${{ matrix.platform }} --publish never
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Upload macOS artifacts
+        if: matrix.platform == 'mac'
+        uses: actions/upload-artifact@v4
+        with:
+          name: mac-build
+          path: |
+            release/*.dmg
+            release/*.zip
+          if-no-files-found: error
+
+      - name: Upload Windows artifacts
+        if: matrix.platform == 'win'
+        uses: actions/upload-artifact@v4
+        with:
+          name: win-build
+          path: |
+            release/*.exe
+          if-no-files-found: error
+
+      - name: Upload Linux artifacts
+        if: matrix.platform == 'linux'
+        uses: actions/upload-artifact@v4
+        with:
+          name: linux-build
+          path: |
+            release/*.AppImage
+            release/*.deb
+          if-no-files-found: error
+
+  release:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    if: startsWith(github.ref, 'refs/tags/')
+
+    steps:
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: artifacts
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            artifacts/**/*.dmg
+            artifacts/**/*.zip
+            artifacts/**/*.exe
+            artifacts/**/*.AppImage
+            artifacts/**/*.deb
+          draft: true
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

Dockerfile

@@ -26,10 +26,6 @@ ENV NEXT_TELEMETRY_DISABLED=1
 ARG NEXT_PUBLIC_DRAWIO_BASE_URL=https://embed.diagrams.net
 ENV NEXT_PUBLIC_DRAWIO_BASE_URL=${NEXT_PUBLIC_DRAWIO_BASE_URL}
 
-# Build-time argument to show About link and Notice icon
-ARG NEXT_PUBLIC_SHOW_ABOUT_AND_NOTICE=false
-ENV NEXT_PUBLIC_SHOW_ABOUT_AND_NOTICE=${NEXT_PUBLIC_SHOW_ABOUT_AND_NOTICE}
-
 # Build Next.js application (standalone mode)
 RUN npm run build
 

app/api/chat/route.ts

@@ -214,11 +214,6 @@ async function handleChatRequest(req: Request): Promise<Response> {
         baseUrl: req.headers.get("x-ai-base-url"),
         apiKey: req.headers.get("x-ai-api-key"),
         modelId: req.headers.get("x-ai-model"),
-        // AWS Bedrock credentials
-        awsAccessKeyId: req.headers.get("x-aws-access-key-id"),
-        awsSecretAccessKey: req.headers.get("x-aws-secret-access-key"),
-        awsRegion: req.headers.get("x-aws-region"),
-        awsSessionToken: req.headers.get("x-aws-session-token"),
     }
 
     // Read minimal style preference from header

app/api/validate-model/route.ts

@@ -1,281 +0,0 @@
-import { createAmazonBedrock } from "@ai-sdk/amazon-bedrock"
-import { createAnthropic } from "@ai-sdk/anthropic"
-import { createDeepSeek, deepseek } from "@ai-sdk/deepseek"
-import { createGateway } from "@ai-sdk/gateway"
-import { createGoogleGenerativeAI } from "@ai-sdk/google"
-import { createOpenAI } from "@ai-sdk/openai"
-import { createOpenRouter } from "@openrouter/ai-sdk-provider"
-import { generateText } from "ai"
-import { NextResponse } from "next/server"
-import { createOllama } from "ollama-ai-provider-v2"
-
-export const runtime = "nodejs"
-
-/**
- * SECURITY: Check if URL points to private/internal network (SSRF protection)
- * Blocks: localhost, private IPs, link-local, AWS metadata service
- */
-function isPrivateUrl(urlString: string): boolean {
-    try {
-        const url = new URL(urlString)
-        const hostname = url.hostname.toLowerCase()
-
-        // Block localhost
-        if (
-            hostname === "localhost" ||
-            hostname === "127.0.0.1" ||
-            hostname === "::1"
-        ) {
-            return true
-        }
-
-        // Block AWS/cloud metadata endpoints
-        if (
-            hostname === "169.254.169.254" ||
-            hostname === "metadata.google.internal"
-        ) {
-            return true
-        }
-
-        // Check for private IPv4 ranges
-        const ipv4Match = hostname.match(
-            /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/,
-        )
-        if (ipv4Match) {
-            const [, a, b] = ipv4Match.map(Number)
-            // 10.0.0.0/8
-            if (a === 10) return true
-            // 172.16.0.0/12
-            if (a === 172 && b >= 16 && b <= 31) return true
-            // 192.168.0.0/16
-            if (a === 192 && b === 168) return true
-            // 169.254.0.0/16 (link-local)
-            if (a === 169 && b === 254) return true
-            // 127.0.0.0/8 (loopback)
-            if (a === 127) return true
-        }
-
-        // Block common internal hostnames
-        if (
-            hostname.endsWith(".local") ||
-            hostname.endsWith(".internal") ||
-            hostname.endsWith(".localhost")
-        ) {
-            return true
-        }
-
-        return false
-    } catch {
-        // Invalid URL - block it
-        return true
-    }
-}
-
-interface ValidateRequest {
-    provider: string
-    apiKey: string
-    baseUrl?: string
-    modelId: string
-    // AWS Bedrock specific
-    awsAccessKeyId?: string
-    awsSecretAccessKey?: string
-    awsRegion?: string
-}
-
-export async function POST(req: Request) {
-    try {
-        const body: ValidateRequest = await req.json()
-        const {
-            provider,
-            apiKey,
-            baseUrl,
-            modelId,
-            awsAccessKeyId,
-            awsSecretAccessKey,
-            awsRegion,
-        } = body
-
-        if (!provider || !modelId) {
-            return NextResponse.json(
-                { valid: false, error: "Provider and model ID are required" },
-                { status: 400 },
-            )
-        }
-
-        // SECURITY: Block SSRF attacks via custom baseUrl
-        if (baseUrl && isPrivateUrl(baseUrl)) {
-            return NextResponse.json(
-                { valid: false, error: "Invalid base URL" },
-                { status: 400 },
-            )
-        }
-
-        // Validate credentials based on provider
-        if (provider === "bedrock") {
-            if (!awsAccessKeyId || !awsSecretAccessKey || !awsRegion) {
-                return NextResponse.json(
-                    {
-                        valid: false,
-                        error: "AWS credentials (Access Key ID, Secret Access Key, Region) are required",
-                    },
-                    { status: 400 },
-                )
-            }
-        } else if (provider !== "ollama" && !apiKey) {
-            return NextResponse.json(
-                { valid: false, error: "API key is required" },
-                { status: 400 },
-            )
-        }
-
-        let model: any
-
-        switch (provider) {
-            case "openai": {
-                const openai = createOpenAI({
-                    apiKey,
-                    ...(baseUrl && { baseURL: baseUrl }),
-                })
-                model = openai.chat(modelId)
-                break
-            }
-
-            case "anthropic": {
-                const anthropic = createAnthropic({
-                    apiKey,
-                    baseURL: baseUrl || "https://api.anthropic.com/v1",
-                })
-                model = anthropic(modelId)
-                break
-            }
-
-            case "google": {
-                const google = createGoogleGenerativeAI({
-                    apiKey,
-                    ...(baseUrl && { baseURL: baseUrl }),
-                })
-                model = google(modelId)
-                break
-            }
-
-            case "azure": {
-                const azure = createOpenAI({
-                    apiKey,
-                    baseURL: baseUrl,
-                })
-                model = azure.chat(modelId)
-                break
-            }
-
-            case "bedrock": {
-                const bedrock = createAmazonBedrock({
-                    accessKeyId: awsAccessKeyId,
-                    secretAccessKey: awsSecretAccessKey,
-                    region: awsRegion,
-                })
-                model = bedrock(modelId)
-                break
-            }
-
-            case "openrouter": {
-                const openrouter = createOpenRouter({
-                    apiKey,
-                    ...(baseUrl && { baseURL: baseUrl }),
-                })
-                model = openrouter(modelId)
-                break
-            }
-
-            case "deepseek": {
-                if (baseUrl || apiKey) {
-                    const ds = createDeepSeek({
-                        apiKey,
-                        ...(baseUrl && { baseURL: baseUrl }),
-                    })
-                    model = ds(modelId)
-                } else {
-                    model = deepseek(modelId)
-                }
-                break
-            }
-
-            case "siliconflow": {
-                const sf = createOpenAI({
-                    apiKey,
-                    baseURL: baseUrl || "https://api.siliconflow.com/v1",
-                })
-                model = sf.chat(modelId)
-                break
-            }
-
-            case "ollama": {
-                const ollama = createOllama({
-                    baseURL: baseUrl || "http://localhost:11434",
-                })
-                model = ollama(modelId)
-                break
-            }
-
-            case "gateway": {
-                const gw = createGateway({
-                    apiKey,
-                    ...(baseUrl && { baseURL: baseUrl }),
-                })
-                model = gw(modelId)
-                break
-            }
-
-            default:
-                return NextResponse.json(
-                    { valid: false, error: `Unknown provider: ${provider}` },
-                    { status: 400 },
-                )
-        }
-
-        // Make a minimal test request
-        const startTime = Date.now()
-        await generateText({
-            model,
-            prompt: "Say 'OK'",
-            maxOutputTokens: 20,
-        })
-        const responseTime = Date.now() - startTime
-
-        return NextResponse.json({
-            valid: true,
-            responseTime,
-        })
-    } catch (error) {
-        console.error("[validate-model] Error:", error)
-
-        let errorMessage = "Validation failed"
-        if (error instanceof Error) {
-            // Extract meaningful error message
-            if (
-                error.message.includes("401") ||
-                error.message.includes("Unauthorized")
-            ) {
-                errorMessage = "Invalid API key"
-            } else if (
-                error.message.includes("404") ||
-                error.message.includes("not found")
-            ) {
-                errorMessage = "Model not found"
-            } else if (
-                error.message.includes("429") ||
-                error.message.includes("rate limit")
-            ) {
-                errorMessage = "Rate limited - try again later"
-            } else if (error.message.includes("ECONNREFUSED")) {
-                errorMessage = "Cannot connect to server"
-            } else {
-                errorMessage = error.message.slice(0, 100)
-            }
-        }
-
-        return NextResponse.json(
-            { valid: false, error: errorMessage },
-            { status: 200 }, // Return 200 so client can read error message
-        )
-    }
-}

app/manifest.ts

@@ -1,24 +1,24 @@
 import type { MetadataRoute } from "next"
-import { getAssetUrl } from "@/lib/base-path"
+
 export default function manifest(): MetadataRoute.Manifest {
     return {
         name: "Next AI Draw.io",
         short_name: "AIDraw.io",
         description:
             "Create AWS architecture diagrams, flowcharts, and technical diagrams using AI. Free online tool integrating draw.io with AI assistance for professional diagram creation.",
-        start_url: getAssetUrl("/"),
+        start_url: "/",
         display: "standalone",
         background_color: "#f9fafb",
         theme_color: "#171d26",
         icons: [
             {
-                src: getAssetUrl("/favicon-192x192.png"),
+                src: "/favicon-192x192.png",
                 sizes: "192x192",
                 type: "image/png",
                 purpose: "any",
             },
             {
-                src: getAssetUrl("/favicon-512x512.png"),
+                src: "/favicon-512x512.png",
                 sizes: "512x512",
                 type: "image/png",
                 purpose: "any",

components/ai-elements/model-selector.tsx

@@ -1,156 +0,0 @@
-import { Cloud } from "lucide-react"
-import type { ComponentProps, ReactNode } from "react"
-import {
-    Command,
-    CommandDialog,
-    CommandEmpty,
-    CommandGroup,
-    CommandInput,
-    CommandItem,
-    CommandList,
-    CommandSeparator,
-    CommandShortcut,
-} from "@/components/ui/command"
-import {
-    Dialog,
-    DialogContent,
-    DialogTitle,
-    DialogTrigger,
-} from "@/components/ui/dialog"
-import { cn } from "@/lib/utils"
-
-export type ModelSelectorProps = ComponentProps<typeof Dialog>
-
-export const ModelSelector = (props: ModelSelectorProps) => (
-    <Dialog {...props} />
-)
-
-export type ModelSelectorTriggerProps = ComponentProps<typeof DialogTrigger>
-
-export const ModelSelectorTrigger = (props: ModelSelectorTriggerProps) => (
-    <DialogTrigger {...props} />
-)
-
-export type ModelSelectorContentProps = ComponentProps<typeof DialogContent> & {
-    title?: ReactNode
-}
-
-export const ModelSelectorContent = ({
-    className,
-    children,
-    title = "Model Selector",
-    ...props
-}: ModelSelectorContentProps) => (
-    <DialogContent className={cn("p-0", className)} {...props}>
-        <DialogTitle className="sr-only">{title}</DialogTitle>
-        <Command className="**:data-[slot=command-input-wrapper]:h-auto">
-            {children}
-        </Command>
-    </DialogContent>
-)
-
-export type ModelSelectorDialogProps = ComponentProps<typeof CommandDialog>
-
-export const ModelSelectorDialog = (props: ModelSelectorDialogProps) => (
-    <CommandDialog {...props} />
-)
-
-export type ModelSelectorInputProps = ComponentProps<typeof CommandInput>
-
-export const ModelSelectorInput = ({
-    className,
-    ...props
-}: ModelSelectorInputProps) => (
-    <CommandInput className={cn("h-auto py-3.5", className)} {...props} />
-)
-
-export type ModelSelectorListProps = ComponentProps<typeof CommandList>
-
-export const ModelSelectorList = (props: ModelSelectorListProps) => (
-    <CommandList {...props} />
-)
-
-export type ModelSelectorEmptyProps = ComponentProps<typeof CommandEmpty>
-
-export const ModelSelectorEmpty = (props: ModelSelectorEmptyProps) => (
-    <CommandEmpty {...props} />
-)
-
-export type ModelSelectorGroupProps = ComponentProps<typeof CommandGroup>
-
-export const ModelSelectorGroup = (props: ModelSelectorGroupProps) => (
-    <CommandGroup {...props} />
-)
-
-export type ModelSelectorItemProps = ComponentProps<typeof CommandItem>
-
-export const ModelSelectorItem = (props: ModelSelectorItemProps) => (
-    <CommandItem {...props} />
-)
-
-export type ModelSelectorShortcutProps = ComponentProps<typeof CommandShortcut>
-
-export const ModelSelectorShortcut = (props: ModelSelectorShortcutProps) => (
-    <CommandShortcut {...props} />
-)
-
-export type ModelSelectorSeparatorProps = ComponentProps<
-    typeof CommandSeparator
->
-
-export const ModelSelectorSeparator = (props: ModelSelectorSeparatorProps) => (
-    <CommandSeparator {...props} />
-)
-
-export type ModelSelectorLogoProps = Omit<
-    ComponentProps<"img">,
-    "src" | "alt"
-> & {
-    provider: string
-}
-
-export const ModelSelectorLogo = ({
-    provider,
-    className,
-    ...props
-}: ModelSelectorLogoProps) => {
-    // Use Lucide icon for bedrock since models.dev doesn't have a good AWS icon
-    if (provider === "amazon-bedrock") {
-        return <Cloud className={cn("size-4", className)} />
-    }
-
-    return (
-        <img
-            {...props}
-            alt={`${provider} logo`}
-            className={cn("size-4 dark:invert", className)}
-            height={16}
-            src={`https://models.dev/logos/${provider}.svg`}
-            width={16}
-        />
-    )
-}
-
-export type ModelSelectorLogoGroupProps = ComponentProps<"div">
-
-export const ModelSelectorLogoGroup = ({
-    className,
-    ...props
-}: ModelSelectorLogoGroupProps) => (
-    <div
-        className={cn(
-            "-space-x-1 flex shrink-0 items-center [&>img]:rounded-full [&>img]:bg-background [&>img]:p-px [&>img]:ring-1 dark:[&>img]:bg-foreground",
-            className,
-        )}
-        {...props}
-    />
-)
-
-export type ModelSelectorNameProps = ComponentProps<"span">
-
-export const ModelSelectorName = ({
-    className,
-    ...props
-}: ModelSelectorNameProps) => (
-    <span className={cn("flex-1 truncate text-left", className)} {...props} />
-)

components/chat-example-panel.tsx

@@ -9,7 +9,6 @@ import {
     Zap,
 } from "lucide-react"
 import { useDictionary } from "@/hooks/use-dictionary"
-import { getAssetUrl } from "@/lib/base-path"
 
 interface ExampleCardProps {
     icon: React.ReactNode
@@ -80,7 +79,7 @@ export default function ExamplePanel({
         setInput("Replicate this flowchart.")
 
         try {
-            const response = await fetch(getAssetUrl("/example.png"))
+            const response = await fetch("/example.png")
             const blob = await response.blob()
             const file = new File([blob], "example.png", { type: "image/png" })
             setFiles([file])
@@ -93,7 +92,7 @@ export default function ExamplePanel({
         setInput("Replicate this in aws style")
 
         try {
-            const response = await fetch(getAssetUrl("/architecture.png"))
+            const response = await fetch("/architecture.png")
             const blob = await response.blob()
             const file = new File([blob], "architecture.png", {
                 type: "image/png",
@@ -108,7 +107,7 @@ export default function ExamplePanel({
         setInput("Summarize this paper as a diagram")
 
         try {
-            const response = await fetch(getAssetUrl("/chain-of-thought.txt"))
+            const response = await fetch("/chain-of-thought.txt")
             const blob = await response.blob()
             const file = new File([blob], "chain-of-thought.txt", {
                 type: "text/plain",

components/chat-input.tsx

@@ -14,7 +14,6 @@ import { toast } from "sonner"
 import { ButtonWithTooltip } from "@/components/button-with-tooltip"
 import { ErrorToast } from "@/components/error-toast"
 import { HistoryDialog } from "@/components/history-dialog"
-import { ModelSelector } from "@/components/model-selector"
 import { ResetWarningModal } from "@/components/reset-warning-modal"
 import { SaveDialog } from "@/components/save-dialog"
 import { Button } from "@/components/ui/button"
@@ -29,7 +28,6 @@ import { useDiagram } from "@/contexts/diagram-context"
 import { useDictionary } from "@/hooks/use-dictionary"
 import { formatMessage } from "@/lib/i18n/utils"
 import { isPdfFile, isTextFile } from "@/lib/pdf-utils"
-import type { FlattenedModel } from "@/lib/types/model-config"
 import { FilePreviewList } from "./file-preview-list"
 
 const MAX_IMAGE_SIZE = 2 * 1024 * 1024 // 2MB
@@ -158,11 +156,6 @@ interface ChatInputProps {
     error?: Error | null
     minimalStyle?: boolean
     onMinimalStyleChange?: (value: boolean) => void
-    // Model selector props
-    models?: FlattenedModel[]
-    selectedModelId?: string
-    onModelSelect?: (modelId: string | undefined) => void
-    onConfigureModels?: () => void
 }
 
 export function ChatInput({
@@ -180,10 +173,6 @@ export function ChatInput({
     error = null,
     minimalStyle = false,
     onMinimalStyleChange = () => {},
-    models = [],
-    selectedModelId,
-    onModelSelect = () => {},
-    onConfigureModels = () => {},
 }: ChatInputProps) {
     const dict = useDictionary()
     const {
@@ -476,14 +465,6 @@ export function ChatInput({
                             disabled={isDisabled}
                         />
 
-                        <ModelSelector
-                            models={models}
-                            selectedModelId={selectedModelId}
-                            onSelect={onModelSelect}
-                            onConfigure={onConfigureModels}
-                            disabled={isDisabled}
-                        />
-
                         <div className="w-px h-5 bg-border mx-1" />
 
                         <Button

components/chat-message-display.tsx

@@ -27,7 +27,6 @@ import {
     ReasoningTrigger,
 } from "@/components/ai-elements/reasoning"
 import { ScrollArea } from "@/components/ui/scroll-area"
-import { getApiEndpoint } from "@/lib/base-path"
 import {
     applyDiagramOperations,
     convertToLegalXml,
@@ -292,7 +291,7 @@ export function ChatMessageDisplay({
         setFeedback((prev) => ({ ...prev, [messageId]: value }))
 
         try {
-            await fetch(getApiEndpoint("/api/log-feedback"), {
+            await fetch("/api/log-feedback", {
                 method: "POST",
                 headers: { "Content-Type": "application/json" },
                 body: JSON.stringify({

components/chat-panel.tsx

@@ -18,24 +18,18 @@ import { FaGithub } from "react-icons/fa"
 import { Toaster, toast } from "sonner"
 import { ButtonWithTooltip } from "@/components/button-with-tooltip"
 import { ChatInput } from "@/components/chat-input"
-import { ModelConfigDialog } from "@/components/model-config-dialog"
 import { ResetWarningModal } from "@/components/reset-warning-modal"
 import { SettingsDialog } from "@/components/settings-dialog"
-import {
-    Tooltip,
-    TooltipContent,
-    TooltipTrigger,
-} from "@/components/ui/tooltip"
 import { useDiagram } from "@/contexts/diagram-context"
 import { useDictionary } from "@/hooks/use-dictionary"
-import { getSelectedAIConfig, useModelConfig } from "@/hooks/use-model-config"
-import { getApiEndpoint } from "@/lib/base-path"
+import { getAIConfig } from "@/lib/ai-config"
 import { findCachedResponse } from "@/lib/cached-responses"
 import { isPdfFile, isTextFile } from "@/lib/pdf-utils"
 import { type FileData, useFileProcessor } from "@/lib/use-file-processor"
 import { useQuotaManager } from "@/lib/use-quota-manager"
 import { formatXML, isMxCellXmlComplete, wrapWithMxFile } from "@/lib/utils"
 import { ChatMessageDisplay } from "./chat-message-display"
+import LanguageToggle from "./language-toggle"
 
 // localStorage keys for persistence
 const STORAGE_MESSAGES_KEY = "next-ai-draw-io-messages"
@@ -152,10 +146,7 @@ export default function ChatPanel({
 
     const [showHistory, setShowHistory] = useState(false)
     const [showSettingsDialog, setShowSettingsDialog] = useState(false)
-    const [showModelConfigDialog, setShowModelConfigDialog] = useState(false)
-
-    // Model configuration hook
-    const modelConfig = useModelConfig()
+    const [, setAccessCodeRequired] = useState(false)
     const [input, setInput] = useState("")
     const [dailyRequestLimit, setDailyRequestLimit] = useState(0)
     const [dailyTokenLimit, setDailyTokenLimit] = useState(0)
@@ -173,14 +164,15 @@ export default function ChatPanel({
 
     // Check config on mount
     useEffect(() => {
-        fetch(getApiEndpoint("/api/config"))
+        fetch("/api/config")
             .then((res) => res.json())
             .then((data) => {
+                setAccessCodeRequired(data.accessCodeRequired)
                 setDailyRequestLimit(data.dailyRequestLimit || 0)
                 setDailyTokenLimit(data.dailyTokenLimit || 0)
                 setTpmLimit(data.tpmLimit || 0)
             })
-            .catch(() => {})
+            .catch(() => setAccessCodeRequired(false))
     }, [])
 
     // Quota management using extracted hook
@@ -244,7 +236,7 @@ export default function ChatPanel({
         setMessages,
     } = useChat({
         transport: new DefaultChatTransport({
-            api: getApiEndpoint("/api/chat"),
+            api: "/api/chat",
         }),
         async onToolCall({ toolCall }) {
             if (DEBUG) {
@@ -617,7 +609,8 @@ Continue from EXACTLY where you stopped.`,
             })
 
             if (error.message.includes("Invalid or missing access code")) {
-                // Show settings dialog to help user fix it
+                // Show settings button and open dialog to help user fix it
+                setAccessCodeRequired(true)
                 setShowSettingsDialog(true)
             }
         },
@@ -1026,7 +1019,7 @@ Continue from EXACTLY where you stopped.`,
         autoRetryCountRef.current = 0
         partialXmlRef.current = ""
 
-        const config = getSelectedAIConfig()
+        const config = getAIConfig()
 
         sendMessage(
             { parts },
@@ -1043,20 +1036,6 @@ Continue from EXACTLY where you stopped.`,
                             "x-ai-api-key": config.aiApiKey,
                         }),
                         ...(config.aiModel && { "x-ai-model": config.aiModel }),
-                        // AWS Bedrock credentials
-                        ...(config.awsAccessKeyId && {
-                            "x-aws-access-key-id": config.awsAccessKeyId,
-                        }),
-                        ...(config.awsSecretAccessKey && {
-                            "x-aws-secret-access-key":
-                                config.awsSecretAccessKey,
-                        }),
-                        ...(config.awsRegion && {
-                            "x-aws-region": config.awsRegion,
-                        }),
-                        ...(config.awsSessionToken && {
-                            "x-aws-session-token": config.awsSessionToken,
-                        }),
                     }),
                     ...(minimalStyle && {
                         "x-minimal-style": "true",
@@ -1269,36 +1248,32 @@ Continue from EXACTLY where you stopped.`,
                                 Next AI Drawio
                             </h1>
                         </div>
-                        {!isMobile &&
-                            process.env.NEXT_PUBLIC_SHOW_ABOUT_AND_NOTICE ===
-                                "true" && (
-                                <Link
-                                    href="/about"
-                                    target="_blank"
-                                    rel="noopener noreferrer"
-                                    className="text-sm text-muted-foreground hover:text-foreground transition-colors ml-2"
+                        {!isMobile && (
+                            <Link
+                                href="/about"
+                                target="_blank"
+                                rel="noopener noreferrer"
+                                className="text-sm text-muted-foreground hover:text-foreground transition-colors ml-2"
+                            >
+                                About
+                            </Link>
+                        )}
+                        {!isMobile && (
+                            <Link
+                                href="/about"
+                                target="_blank"
+                                rel="noopener noreferrer"
+                            >
+                                <ButtonWithTooltip
+                                    tooltipContent="Due to high usage, I have changed the model to minimax-m2 and added some usage limits. See About page for details."
+                                    variant="ghost"
+                                    size="icon"
+                                    className="h-6 w-6 text-amber-500 hover:text-amber-600"
                                 >
-                                    About
-                                </Link>
-                            )}
-                        {!isMobile &&
-                            process.env.NEXT_PUBLIC_SHOW_ABOUT_AND_NOTICE ===
-                                "true" && (
-                                <Link
-                                    href="/about"
-                                    target="_blank"
-                                    rel="noopener noreferrer"
-                                >
-                                    <ButtonWithTooltip
-                                        tooltipContent="Due to high usage, I have changed the model to minimax-m2 and added some usage limits. See About page for details."
-                                        variant="ghost"
-                                        size="icon"
-                                        className="h-6 w-6 text-amber-500 hover:text-amber-600"
-                                    >
-                                        <AlertTriangle className="h-4 w-4" />
-                                    </ButtonWithTooltip>
-                                </Link>
-                            )}
+                                    <AlertTriangle className="h-4 w-4" />
+                                </ButtonWithTooltip>
+                            </Link>
+                        )}
                     </div>
                     <div className="flex items-center gap-1 justify-end overflow-visible">
                         <ButtonWithTooltip
@@ -1313,23 +1288,16 @@ Continue from EXACTLY where you stopped.`,
                             />
                         </ButtonWithTooltip>
                         <div className="w-px h-5 bg-border mx-1" />
-
-                        <Tooltip>
-                            <TooltipTrigger asChild>
-                                <a
-                                    href="https://github.com/DayuanJiang/next-ai-draw-io"
-                                    target="_blank"
-                                    rel="noopener noreferrer"
-                                    className="inline-flex items-center justify-center h-9 w-9 rounded-md text-muted-foreground hover:text-foreground hover:bg-accent transition-colors"
-                                >
-                                    <FaGithub
-                                        className={`${isMobile ? "w-4 h-4" : "w-5 h-5"}`}
-                                    />
-                                </a>
-                            </TooltipTrigger>
-                            <TooltipContent>{dict.nav.github}</TooltipContent>
-                        </Tooltip>
-
+                        <a
+                            href="https://github.com/DayuanJiang/next-ai-draw-io"
+                            target="_blank"
+                            rel="noopener noreferrer"
+                            className="p-2 rounded-lg text-muted-foreground hover:text-foreground hover:bg-accent transition-colors"
+                        >
+                            <FaGithub
+                                className={`${isMobile ? "w-4 h-4" : "w-5 h-5"}`}
+                            />
+                        </a>
                         <ButtonWithTooltip
                             tooltipContent={dict.nav.settings}
                             variant="ghost"
@@ -1342,6 +1310,7 @@ Continue from EXACTLY where you stopped.`,
                             />
                         </ButtonWithTooltip>
                         <div className="hidden sm:flex items-center gap-2">
+                            <LanguageToggle />
                             {!isMobile && (
                                 <ButtonWithTooltip
                                     tooltipContent={dict.nav.hidePanel}
@@ -1392,10 +1361,6 @@ Continue from EXACTLY where you stopped.`,
                     error={error}
                     minimalStyle={minimalStyle}
                     onMinimalStyleChange={setMinimalStyle}
-                    models={modelConfig.models}
-                    selectedModelId={modelConfig.selectedModelId}
-                    onModelSelect={modelConfig.setSelectedModelId}
-                    onConfigureModels={() => setShowModelConfigDialog(true)}
                 />
             </footer>
 
@@ -1409,12 +1374,6 @@ Continue from EXACTLY where you stopped.`,
                 onToggleDarkMode={onToggleDarkMode}
             />
 
-            <ModelConfigDialog
-                open={showModelConfigDialog}
-                onOpenChange={setShowModelConfigDialog}
-                modelConfig={modelConfig}
-            />
-
             <ResetWarningModal
                 open={showNewChatDialog}
                 onOpenChange={setShowNewChatDialog}

components/language-toggle.tsx

@@ -0,0 +1,108 @@
+"use client"
+
+import { Globe } from "lucide-react"
+import { usePathname, useRouter, useSearchParams } from "next/navigation"
+import { Suspense, useEffect, useRef, useState } from "react"
+import { i18n, type Locale } from "@/lib/i18n/config"
+
+const LABELS: Record<string, string> = {
+    en: "EN",
+    zh: "中文",
+    ja: "日本語",
+}
+
+function LanguageToggleInner({ className = "" }: { className?: string }) {
+    const router = useRouter()
+    const pathname = usePathname() || "/"
+    const search = useSearchParams()
+    const [open, setOpen] = useState(false)
+    const [value, setValue] = useState<Locale>(i18n.defaultLocale)
+    const ref = useRef<HTMLDivElement | null>(null)
+
+    useEffect(() => {
+        const seg = pathname.split("/").filter(Boolean)
+        const first = seg[0]
+        if (first && i18n.locales.includes(first as Locale))
+            setValue(first as Locale)
+        else setValue(i18n.defaultLocale)
+    }, [pathname])
+
+    useEffect(() => {
+        function onDoc(e: MouseEvent) {
+            if (!ref.current) return
+            if (!ref.current.contains(e.target as Node)) setOpen(false)
+        }
+        if (open) document.addEventListener("mousedown", onDoc)
+        return () => document.removeEventListener("mousedown", onDoc)
+    }, [open])
+
+    const changeLocale = (lang: string) => {
+        const parts = pathname.split("/")
+        if (parts.length > 1 && i18n.locales.includes(parts[1] as Locale)) {
+            parts[1] = lang
+        } else {
+            parts.splice(1, 0, lang)
+        }
+        const newPath = parts.join("/") || "/"
+        const searchStr = search?.toString() ? `?${search.toString()}` : ""
+        setOpen(false)
+        router.push(newPath + searchStr)
+    }
+
+    return (
+        <div className={`relative inline-flex ${className}`} ref={ref}>
+            <button
+                aria-haspopup="menu"
+                aria-expanded={open}
+                onClick={() => setOpen((s) => !s)}
+                className="p-2 rounded-full hover:bg-accent/20 transition-colors text-muted-foreground"
+                aria-label="Change language"
+            >
+                <Globe className="w-5 h-5" />
+            </button>
+            {open && (
+                <div className="absolute right-0 top-full mt-2 w-40 bg-popover dark:bg-popover text-popover-foreground rounded-xl shadow-md border border-border/30 overflow-hidden z-50">
+                    <div className="grid gap-0 divide-y divide-border/30">
+                        {i18n.locales.map((loc) => (
+                            <button
+                                key={loc}
+                                onClick={() => changeLocale(loc)}
+                                className={`flex items-center gap-2 px-4 py-2 text-sm w-full text-left hover:bg-accent/10 transition-colors ${value === loc ? "bg-accent/10 font-semibold" : ""}`}
+                            >
+                                <span className="flex-1">
+                                    {LABELS[loc] ?? loc}
+                                </span>
+                                {value === loc && (
+                                    <span className="text-xs opacity-70">
+                                        ✓
+                                    </span>
+                                )}
+                            </button>
+                        ))}
+                    </div>
+                </div>
+            )}
+        </div>
+    )
+}
+
+export default function LanguageToggle({
+    className = "",
+}: {
+    className?: string
+}) {
+    return (
+        <Suspense
+            fallback={
+                <button
+                    className="p-2 rounded-full text-muted-foreground opacity-50"
+                    disabled
+                >
+                    <Globe className="w-5 h-5" />
+                </button>
+            }
+        >
+            <LanguageToggleInner className={className} />
+        </Suspense>
+    )
+}

components/model-selector.tsx

@@ -1,216 +0,0 @@
-"use client"
-
-import { Bot, Check, ChevronDown, Server, Settings2 } from "lucide-react"
-import { useMemo, useState } from "react"
-import {
-    ModelSelectorContent,
-    ModelSelectorEmpty,
-    ModelSelectorGroup,
-    ModelSelectorInput,
-    ModelSelectorItem,
-    ModelSelectorList,
-    ModelSelectorLogo,
-    ModelSelectorName,
-    ModelSelector as ModelSelectorRoot,
-    ModelSelectorSeparator,
-    ModelSelectorTrigger,
-} from "@/components/ai-elements/model-selector"
-import { ButtonWithTooltip } from "@/components/button-with-tooltip"
-import type { FlattenedModel } from "@/lib/types/model-config"
-import { cn } from "@/lib/utils"
-
-interface ModelSelectorProps {
-    models: FlattenedModel[]
-    selectedModelId: string | undefined
-    onSelect: (modelId: string | undefined) => void
-    onConfigure: () => void
-    disabled?: boolean
-}
-
-// Map our provider names to models.dev logo names
-const PROVIDER_LOGO_MAP: Record<string, string> = {
-    openai: "openai",
-    anthropic: "anthropic",
-    google: "google",
-    azure: "azure",
-    bedrock: "amazon-bedrock",
-    openrouter: "openrouter",
-    deepseek: "deepseek",
-    siliconflow: "siliconflow",
-    gateway: "vercel",
-}
-
-// Group models by providerLabel (handles duplicate providers)
-function groupModelsByProvider(
-    models: FlattenedModel[],
-): Map<string, { provider: string; models: FlattenedModel[] }> {
-    const groups = new Map<
-        string,
-        { provider: string; models: FlattenedModel[] }
-    >()
-    for (const model of models) {
-        const key = model.providerLabel
-        const existing = groups.get(key)
-        if (existing) {
-            existing.models.push(model)
-        } else {
-            groups.set(key, { provider: model.provider, models: [model] })
-        }
-    }
-    return groups
-}
-
-export function ModelSelector({
-    models,
-    selectedModelId,
-    onSelect,
-    onConfigure,
-    disabled = false,
-}: ModelSelectorProps) {
-    const [open, setOpen] = useState(false)
-    // Only show validated models in the selector
-    const validatedModels = useMemo(
-        () => models.filter((m) => m.validated === true),
-        [models],
-    )
-    const groupedModels = useMemo(
-        () => groupModelsByProvider(validatedModels),
-        [validatedModels],
-    )
-
-    // Find selected model for display
-    const selectedModel = useMemo(
-        () => models.find((m) => m.id === selectedModelId),
-        [models, selectedModelId],
-    )
-
-    const handleSelect = (value: string) => {
-        if (value === "__configure__") {
-            onConfigure()
-        } else if (value === "__server_default__") {
-            onSelect(undefined)
-        } else {
-            onSelect(value)
-        }
-        setOpen(false)
-    }
-
-    const tooltipContent = selectedModel
-        ? `${selectedModel.modelId} (click to change)`
-        : "Using server default model (click to change)"
-
-    return (
-        <ModelSelectorRoot open={open} onOpenChange={setOpen}>
-            <ModelSelectorTrigger asChild>
-                <ButtonWithTooltip
-                    tooltipContent={tooltipContent}
-                    variant="ghost"
-                    size="sm"
-                    disabled={disabled}
-                    className="hover:bg-accent gap-1.5 h-8 max-w-[180px] px-2"
-                >
-                    <Bot className="h-4 w-4 flex-shrink-0 text-muted-foreground" />
-                    <span className="text-xs truncate">
-                        {selectedModel ? selectedModel.modelId : "Default"}
-                    </span>
-                    <ChevronDown className="h-3 w-3 flex-shrink-0 text-muted-foreground" />
-                </ButtonWithTooltip>
-            </ModelSelectorTrigger>
-            <ModelSelectorContent title="Select Model">
-                <ModelSelectorInput placeholder="Search models..." />
-                <ModelSelectorList>
-                    <ModelSelectorEmpty>
-                        {validatedModels.length === 0 && models.length > 0
-                            ? "No verified models. Test your models first."
-                            : "No models found."}
-                    </ModelSelectorEmpty>
-
-                    {/* Server Default Option */}
-                    <ModelSelectorGroup heading="Default">
-                        <ModelSelectorItem
-                            value="__server_default__"
-                            onSelect={handleSelect}
-                            className={cn(
-                                "cursor-pointer",
-                                !selectedModelId && "bg-accent",
-                            )}
-                        >
-                            <Check
-                                className={cn(
-                                    "mr-2 h-4 w-4",
-                                    !selectedModelId
-                                        ? "opacity-100"
-                                        : "opacity-0",
-                                )}
-                            />
-                            <Server className="mr-2 h-4 w-4 text-muted-foreground" />
-                            <ModelSelectorName>
-                                Server Default
-                            </ModelSelectorName>
-                        </ModelSelectorItem>
-                    </ModelSelectorGroup>
-
-                    {/* Configured Models by Provider */}
-                    {Array.from(groupedModels.entries()).map(
-                        ([
-                            providerLabel,
-                            { provider, models: providerModels },
-                        ]) => (
-                            <ModelSelectorGroup
-                                key={providerLabel}
-                                heading={providerLabel}
-                            >
-                                {providerModels.map((model) => (
-                                    <ModelSelectorItem
-                                        key={model.id}
-                                        value={model.modelId}
-                                        onSelect={() => handleSelect(model.id)}
-                                        className="cursor-pointer"
-                                    >
-                                        <Check
-                                            className={cn(
-                                                "mr-2 h-4 w-4",
-                                                selectedModelId === model.id
-                                                    ? "opacity-100"
-                                                    : "opacity-0",
-                                            )}
-                                        />
-                                        <ModelSelectorLogo
-                                            provider={
-                                                PROVIDER_LOGO_MAP[provider] ||
-                                                provider
-                                            }
-                                            className="mr-2"
-                                        />
-                                        <ModelSelectorName>
-                                            {model.modelId}
-                                        </ModelSelectorName>
-                                    </ModelSelectorItem>
-                                ))}
-                            </ModelSelectorGroup>
-                        ),
-                    )}
-
-                    {/* Configure Option */}
-                    <ModelSelectorSeparator />
-                    <ModelSelectorGroup>
-                        <ModelSelectorItem
-                            value="__configure__"
-                            onSelect={handleSelect}
-                            className="cursor-pointer"
-                        >
-                            <Settings2 className="mr-2 h-4 w-4" />
-                            <ModelSelectorName>
-                                Configure Models...
-                            </ModelSelectorName>
-                        </ModelSelectorItem>
-                    </ModelSelectorGroup>
-                    {/* Info text */}
-                    <div className="px-3 py-2 text-xs text-muted-foreground border-t">
-                        Only verified models are shown
-                    </div>
-                </ModelSelectorList>
-            </ModelSelectorContent>
-        </ModelSelectorRoot>
-    )
-}

components/settings-dialog.tsx

@@ -1,8 +1,7 @@
 "use client"
 
 import { Moon, Sun } from "lucide-react"
-import { usePathname, useRouter, useSearchParams } from "next/navigation"
-import { Suspense, useEffect, useState } from "react"
+import { useEffect, useState } from "react"
 import { Button } from "@/components/ui/button"
 import {
     Dialog,
@@ -22,14 +21,6 @@ import {
 } from "@/components/ui/select"
 import { Switch } from "@/components/ui/switch"
 import { useDictionary } from "@/hooks/use-dictionary"
-import { getApiEndpoint } from "@/lib/base-path"
-import { i18n, type Locale } from "@/lib/i18n/config"
-
-const LANGUAGE_LABELS: Record<Locale, string> = {
-    en: "English",
-    zh: "中文",
-    ja: "日本語",
-}
 
 interface SettingsDialogProps {
     open: boolean
@@ -44,6 +35,10 @@ interface SettingsDialogProps {
 export const STORAGE_ACCESS_CODE_KEY = "next-ai-draw-io-access-code"
 export const STORAGE_CLOSE_PROTECTION_KEY = "next-ai-draw-io-close-protection"
 const STORAGE_ACCESS_CODE_REQUIRED_KEY = "next-ai-draw-io-access-code-required"
+export const STORAGE_AI_PROVIDER_KEY = "next-ai-draw-io-ai-provider"
+export const STORAGE_AI_BASE_URL_KEY = "next-ai-draw-io-ai-base-url"
+export const STORAGE_AI_API_KEY_KEY = "next-ai-draw-io-ai-api-key"
+export const STORAGE_AI_MODEL_KEY = "next-ai-draw-io-ai-model"
 
 function getStoredAccessCodeRequired(): boolean | null {
     if (typeof window === "undefined") return null
@@ -52,7 +47,7 @@ function getStoredAccessCodeRequired(): boolean | null {
     return stored === "true"
 }
 
-function SettingsContent({
+export function SettingsDialog({
     open,
     onOpenChange,
     onCloseProtectionChange,
@@ -62,9 +57,6 @@ function SettingsContent({
     onToggleDarkMode,
 }: SettingsDialogProps) {
     const dict = useDictionary()
-    const router = useRouter()
-    const pathname = usePathname() || "/"
-    const search = useSearchParams()
     const [accessCode, setAccessCode] = useState("")
     const [closeProtection, setCloseProtection] = useState(true)
     const [isVerifying, setIsVerifying] = useState(false)
@@ -72,13 +64,16 @@ function SettingsContent({
     const [accessCodeRequired, setAccessCodeRequired] = useState(
         () => getStoredAccessCodeRequired() ?? false,
     )
-    const [currentLang, setCurrentLang] = useState("en")
+    const [provider, setProvider] = useState("")
+    const [baseUrl, setBaseUrl] = useState("")
+    const [apiKey, setApiKey] = useState("")
+    const [modelId, setModelId] = useState("")
 
     useEffect(() => {
         // Only fetch if not cached in localStorage
         if (getStoredAccessCodeRequired() !== null) return
 
-        fetch(getApiEndpoint("/api/config"))
+        fetch("/api/config")
             .then((res) => {
                 if (!res.ok) throw new Error(`HTTP ${res.status}`)
                 return res.json()
@@ -97,17 +92,6 @@ function SettingsContent({
             })
     }, [])
 
-    // Detect current language from pathname
-    useEffect(() => {
-        const seg = pathname.split("/").filter(Boolean)
-        const first = seg[0]
-        if (first && i18n.locales.includes(first as Locale)) {
-            setCurrentLang(first)
-        } else {
-            setCurrentLang(i18n.defaultLocale)
-        }
-    }, [pathname])
-
     useEffect(() => {
         if (open) {
             const storedCode =
@@ -120,22 +104,16 @@ function SettingsContent({
             // Default to true if not set
             setCloseProtection(storedCloseProtection !== "false")
 
+            // Load AI provider settings
+            setProvider(localStorage.getItem(STORAGE_AI_PROVIDER_KEY) || "")
+            setBaseUrl(localStorage.getItem(STORAGE_AI_BASE_URL_KEY) || "")
+            setApiKey(localStorage.getItem(STORAGE_AI_API_KEY_KEY) || "")
+            setModelId(localStorage.getItem(STORAGE_AI_MODEL_KEY) || "")
+
             setError("")
         }
     }, [open])
 
-    const changeLanguage = (lang: string) => {
-        const parts = pathname.split("/")
-        if (parts.length > 1 && i18n.locales.includes(parts[1] as Locale)) {
-            parts[1] = lang
-        } else {
-            parts.splice(1, 0, lang)
-        }
-        const newPath = parts.join("/") || "/"
-        const searchStr = search?.toString() ? `?${search.toString()}` : ""
-        router.push(newPath + searchStr)
-    }
-
     const handleSave = async () => {
         if (!accessCodeRequired) return
 
@@ -143,15 +121,12 @@ function SettingsContent({
         setIsVerifying(true)
 
         try {
-            const response = await fetch(
-                getApiEndpoint("/api/verify-access-code"),
-                {
-                    method: "POST",
-                    headers: {
-                        "x-access-code": accessCode.trim(),
-                    },
+            const response = await fetch("/api/verify-access-code", {
+                method: "POST",
+                headers: {
+                    "x-access-code": accessCode.trim(),
                 },
-            )
+            })
 
             const data = await response.json()
 
@@ -177,166 +152,312 @@ function SettingsContent({
     }
 
     return (
-        <DialogContent className="sm:max-w-md">
-            <DialogHeader>
-                <DialogTitle>{dict.settings.title}</DialogTitle>
-                <DialogDescription>
-                    {dict.settings.description}
-                </DialogDescription>
-            </DialogHeader>
-            <div className="space-y-4 py-2">
-                {accessCodeRequired && (
-                    <div className="space-y-2">
-                        <Label htmlFor="access-code">
-                            {dict.settings.accessCode}
-                        </Label>
-                        <div className="flex gap-2">
-                            <Input
-                                id="access-code"
-                                type="password"
-                                value={accessCode}
-                                onChange={(e) => setAccessCode(e.target.value)}
-                                onKeyDown={handleKeyDown}
-                                placeholder={
-                                    dict.settings.accessCodePlaceholder
-                                }
-                                autoComplete="off"
-                            />
-                            <Button
-                                onClick={handleSave}
-                                disabled={isVerifying || !accessCode.trim()}
-                            >
-                                {isVerifying ? "..." : dict.common.save}
-                            </Button>
-                        </div>
-                        <p className="text-[0.8rem] text-muted-foreground">
-                            {dict.settings.accessCodeDescription}
-                        </p>
-                        {error && (
-                            <p className="text-[0.8rem] text-destructive">
-                                {error}
+        <Dialog open={open} onOpenChange={onOpenChange}>
+            <DialogContent className="sm:max-w-md">
+                <DialogHeader>
+                    <DialogTitle>{dict.settings.title}</DialogTitle>
+                    <DialogDescription>
+                        {dict.settings.description}
+                    </DialogDescription>
+                </DialogHeader>
+                <div className="space-y-4 py-2">
+                    {accessCodeRequired && (
+                        <div className="space-y-2">
+                            <Label htmlFor="access-code">
+                                {dict.settings.accessCode}
+                            </Label>
+                            <div className="flex gap-2">
+                                <Input
+                                    id="access-code"
+                                    type="password"
+                                    value={accessCode}
+                                    onChange={(e) =>
+                                        setAccessCode(e.target.value)
+                                    }
+                                    onKeyDown={handleKeyDown}
+                                    placeholder={
+                                        dict.settings.accessCodePlaceholder
+                                    }
+                                    autoComplete="off"
+                                />
+                                <Button
+                                    onClick={handleSave}
+                                    disabled={isVerifying || !accessCode.trim()}
+                                >
+                                    {isVerifying ? "..." : dict.common.save}
+                                </Button>
+                            </div>
+                            <p className="text-[0.8rem] text-muted-foreground">
+                                {dict.settings.accessCodeDescription}
                             </p>
-                        )}
-                    </div>
-                )}
-
-                <div className="flex items-center justify-between">
-                    <div className="space-y-0.5">
-                        <Label htmlFor="language-select">
-                            {dict.settings.language}
-                        </Label>
-                        <p className="text-[0.8rem] text-muted-foreground">
-                            {dict.settings.languageDescription}
-                        </p>
-                    </div>
-                    <Select value={currentLang} onValueChange={changeLanguage}>
-                        <SelectTrigger id="language-select" className="w-32">
-                            <SelectValue />
-                        </SelectTrigger>
-                        <SelectContent>
-                            {i18n.locales.map((locale) => (
-                                <SelectItem key={locale} value={locale}>
-                                    {LANGUAGE_LABELS[locale]}
-                                </SelectItem>
-                            ))}
-                        </SelectContent>
-                    </Select>
-                </div>
-
-                <div className="flex items-center justify-between">
-                    <div className="space-y-0.5">
-                        <Label htmlFor="theme-toggle">
-                            {dict.settings.theme}
-                        </Label>
-                        <p className="text-[0.8rem] text-muted-foreground">
-                            {dict.settings.themeDescription}
-                        </p>
-                    </div>
-                    <Button
-                        id="theme-toggle"
-                        variant="outline"
-                        size="icon"
-                        onClick={onToggleDarkMode}
-                    >
-                        {darkMode ? (
-                            <Sun className="h-4 w-4" />
-                        ) : (
-                            <Moon className="h-4 w-4" />
-                        )}
-                    </Button>
-                </div>
-
-                <div className="flex items-center justify-between">
-                    <div className="space-y-0.5">
-                        <Label htmlFor="drawio-ui">
-                            {dict.settings.drawioStyle}
-                        </Label>
-                        <p className="text-[0.8rem] text-muted-foreground">
-                            {dict.settings.drawioStyleDescription}{" "}
-                            {drawioUi === "min"
-                                ? dict.settings.minimal
-                                : dict.settings.sketch}
-                        </p>
-                    </div>
-                    <Button
-                        id="drawio-ui"
-                        variant="outline"
-                        size="sm"
-                        onClick={onToggleDrawioUi}
-                    >
-                        {dict.settings.switchTo}{" "}
-                        {drawioUi === "min"
-                            ? dict.settings.sketch
-                            : dict.settings.minimal}
-                    </Button>
-                </div>
-
-                <div className="flex items-center justify-between">
-                    <div className="space-y-0.5">
-                        <Label htmlFor="close-protection">
-                            {dict.settings.closeProtection}
-                        </Label>
-                        <p className="text-[0.8rem] text-muted-foreground">
-                            {dict.settings.closeProtectionDescription}
-                        </p>
-                    </div>
-                    <Switch
-                        id="close-protection"
-                        checked={closeProtection}
-                        onCheckedChange={(checked) => {
-                            setCloseProtection(checked)
-                            localStorage.setItem(
-                                STORAGE_CLOSE_PROTECTION_KEY,
-                                checked.toString(),
-                            )
-                            onCloseProtectionChange?.(checked)
-                        }}
-                    />
-                </div>
-            </div>
-            <div className="pt-4 border-t border-border/50">
-                <p className="text-[0.75rem] text-muted-foreground text-center">
-                    Version {process.env.APP_VERSION}
-                </p>
-            </div>
-        </DialogContent>
-    )
-}
-
-export function SettingsDialog(props: SettingsDialogProps) {
-    return (
-        <Dialog open={props.open} onOpenChange={props.onOpenChange}>
-            <Suspense
-                fallback={
-                    <DialogContent className="sm:max-w-md">
-                        <div className="h-64 flex items-center justify-center">
-                            <div className="animate-spin h-8 w-8 border-4 border-primary border-t-transparent rounded-full" />
+                            {error && (
+                                <p className="text-[0.8rem] text-destructive">
+                                    {error}
+                                </p>
+                            )}
                         </div>
-                    </DialogContent>
-                }
-            >
-                <SettingsContent {...props} />
-            </Suspense>
+                    )}
+                    <div className="space-y-2">
+                        <Label>{dict.settings.aiProvider}</Label>
+                        <p className="text-[0.8rem] text-muted-foreground">
+                            {dict.settings.aiProviderDescription}
+                        </p>
+                        <div className="space-y-3 pt-2">
+                            <div className="space-y-2">
+                                <Label htmlFor="ai-provider">
+                                    {dict.settings.provider}
+                                </Label>
+                                <Select
+                                    value={provider || "default"}
+                                    onValueChange={(value) => {
+                                        const actualValue =
+                                            value === "default" ? "" : value
+                                        setProvider(actualValue)
+                                        localStorage.setItem(
+                                            STORAGE_AI_PROVIDER_KEY,
+                                            actualValue,
+                                        )
+                                    }}
+                                >
+                                    <SelectTrigger id="ai-provider">
+                                        <SelectValue
+                                            placeholder={
+                                                dict.settings.useServerDefault
+                                            }
+                                        />
+                                    </SelectTrigger>
+                                    <SelectContent>
+                                        <SelectItem value="default">
+                                            {dict.settings.useServerDefault}
+                                        </SelectItem>
+                                        <SelectItem value="openai">
+                                            {dict.providers.openai}
+                                        </SelectItem>
+                                        <SelectItem value="anthropic">
+                                            {dict.providers.anthropic}
+                                        </SelectItem>
+                                        <SelectItem value="google">
+                                            {dict.providers.google}
+                                        </SelectItem>
+                                        <SelectItem value="azure">
+                                            {dict.providers.azure}
+                                        </SelectItem>
+                                        <SelectItem value="openrouter">
+                                            {dict.providers.openrouter}
+                                        </SelectItem>
+                                        <SelectItem value="deepseek">
+                                            {dict.providers.deepseek}
+                                        </SelectItem>
+                                        <SelectItem value="siliconflow">
+                                            {dict.providers.siliconflow}
+                                        </SelectItem>
+                                    </SelectContent>
+                                </Select>
+                            </div>
+                            {provider && provider !== "default" && (
+                                <>
+                                    <div className="space-y-2">
+                                        <Label htmlFor="ai-model">
+                                            {dict.settings.modelId}
+                                        </Label>
+                                        <Input
+                                            id="ai-model"
+                                            value={modelId}
+                                            onChange={(e) => {
+                                                setModelId(e.target.value)
+                                                localStorage.setItem(
+                                                    STORAGE_AI_MODEL_KEY,
+                                                    e.target.value,
+                                                )
+                                            }}
+                                            placeholder={
+                                                provider === "openai"
+                                                    ? "e.g., gpt-4o"
+                                                    : provider === "anthropic"
+                                                      ? "e.g., claude-sonnet-4-5"
+                                                      : provider === "google"
+                                                        ? "e.g., gemini-2.0-flash-exp"
+                                                        : provider ===
+                                                            "deepseek"
+                                                          ? "e.g., deepseek-chat"
+                                                          : dict.settings
+                                                                .modelId
+                                            }
+                                        />
+                                    </div>
+                                    <div className="space-y-2">
+                                        <Label htmlFor="ai-api-key">
+                                            {dict.settings.apiKey}
+                                        </Label>
+                                        <Input
+                                            id="ai-api-key"
+                                            type="password"
+                                            value={apiKey}
+                                            onChange={(e) => {
+                                                setApiKey(e.target.value)
+                                                localStorage.setItem(
+                                                    STORAGE_AI_API_KEY_KEY,
+                                                    e.target.value,
+                                                )
+                                            }}
+                                            placeholder={
+                                                dict.settings.apiKeyPlaceholder
+                                            }
+                                            autoComplete="off"
+                                        />
+                                        <p className="text-[0.8rem] text-muted-foreground">
+                                            {dict.settings.overrides}{" "}
+                                            {provider === "openai"
+                                                ? "OPENAI_API_KEY"
+                                                : provider === "anthropic"
+                                                  ? "ANTHROPIC_API_KEY"
+                                                  : provider === "google"
+                                                    ? "GOOGLE_GENERATIVE_AI_API_KEY"
+                                                    : provider === "azure"
+                                                      ? "AZURE_API_KEY"
+                                                      : provider ===
+                                                          "openrouter"
+                                                        ? "OPENROUTER_API_KEY"
+                                                        : provider ===
+                                                            "deepseek"
+                                                          ? "DEEPSEEK_API_KEY"
+                                                          : provider ===
+                                                              "siliconflow"
+                                                            ? "SILICONFLOW_API_KEY"
+                                                            : "server API key"}
+                                        </p>
+                                    </div>
+                                    <div className="space-y-2">
+                                        <Label htmlFor="ai-base-url">
+                                            {dict.settings.baseUrl}
+                                        </Label>
+                                        <Input
+                                            id="ai-base-url"
+                                            value={baseUrl}
+                                            onChange={(e) => {
+                                                setBaseUrl(e.target.value)
+                                                localStorage.setItem(
+                                                    STORAGE_AI_BASE_URL_KEY,
+                                                    e.target.value,
+                                                )
+                                            }}
+                                            placeholder={
+                                                provider === "anthropic"
+                                                    ? "https://api.anthropic.com/v1"
+                                                    : provider === "siliconflow"
+                                                      ? "https://api.siliconflow.com/v1"
+                                                      : dict.settings
+                                                            .customEndpoint
+                                            }
+                                        />
+                                    </div>
+                                    <Button
+                                        variant="outline"
+                                        size="sm"
+                                        className="w-full"
+                                        onClick={() => {
+                                            localStorage.removeItem(
+                                                STORAGE_AI_PROVIDER_KEY,
+                                            )
+                                            localStorage.removeItem(
+                                                STORAGE_AI_BASE_URL_KEY,
+                                            )
+                                            localStorage.removeItem(
+                                                STORAGE_AI_API_KEY_KEY,
+                                            )
+                                            localStorage.removeItem(
+                                                STORAGE_AI_MODEL_KEY,
+                                            )
+                                            setProvider("")
+                                            setBaseUrl("")
+                                            setApiKey("")
+                                            setModelId("")
+                                        }}
+                                    >
+                                        {dict.settings.clearSettings}
+                                    </Button>
+                                </>
+                            )}
+                        </div>
+                    </div>
+
+                    <div className="flex items-center justify-between">
+                        <div className="space-y-0.5">
+                            <Label htmlFor="theme-toggle">
+                                {dict.settings.theme}
+                            </Label>
+                            <p className="text-[0.8rem] text-muted-foreground">
+                                {dict.settings.themeDescription}
+                            </p>
+                        </div>
+                        <Button
+                            id="theme-toggle"
+                            variant="outline"
+                            size="icon"
+                            onClick={onToggleDarkMode}
+                        >
+                            {darkMode ? (
+                                <Sun className="h-4 w-4" />
+                            ) : (
+                                <Moon className="h-4 w-4" />
+                            )}
+                        </Button>
+                    </div>
+
+                    <div className="flex items-center justify-between">
+                        <div className="space-y-0.5">
+                            <Label htmlFor="drawio-ui">
+                                {dict.settings.drawioStyle}
+                            </Label>
+                            <p className="text-[0.8rem] text-muted-foreground">
+                                {dict.settings.drawioStyleDescription}{" "}
+                                {drawioUi === "min"
+                                    ? dict.settings.minimal
+                                    : dict.settings.sketch}
+                            </p>
+                        </div>
+                        <Button
+                            id="drawio-ui"
+                            variant="outline"
+                            size="sm"
+                            onClick={onToggleDrawioUi}
+                        >
+                            {dict.settings.switchTo}{" "}
+                            {drawioUi === "min"
+                                ? dict.settings.sketch
+                                : dict.settings.minimal}
+                        </Button>
+                    </div>
+
+                    <div className="flex items-center justify-between">
+                        <div className="space-y-0.5">
+                            <Label htmlFor="close-protection">
+                                {dict.settings.closeProtection}
+                            </Label>
+                            <p className="text-[0.8rem] text-muted-foreground">
+                                {dict.settings.closeProtectionDescription}
+                            </p>
+                        </div>
+                        <Switch
+                            id="close-protection"
+                            checked={closeProtection}
+                            onCheckedChange={(checked) => {
+                                setCloseProtection(checked)
+                                localStorage.setItem(
+                                    STORAGE_CLOSE_PROTECTION_KEY,
+                                    checked.toString(),
+                                )
+                                onCloseProtectionChange?.(checked)
+                            }}
+                        />
+                    </div>
+                </div>
+                <div className="pt-4 border-t border-border/50">
+                    <p className="text-[0.75rem] text-muted-foreground text-center">
+                        Version {process.env.APP_VERSION}
+                    </p>
+                </div>
+            </DialogContent>
         </Dialog>
     )
 }

components/ui/alert-dialog.tsx

@@ -1,157 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as AlertDialogPrimitive from "@radix-ui/react-alert-dialog"
-
-import { cn } from "@/lib/utils"
-import { buttonVariants } from "@/components/ui/button"
-
-function AlertDialog({
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Root>) {
-  return <AlertDialogPrimitive.Root data-slot="alert-dialog" {...props} />
-}
-
-function AlertDialogTrigger({
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Trigger>) {
-  return (
-    <AlertDialogPrimitive.Trigger data-slot="alert-dialog-trigger" {...props} />
-  )
-}
-
-function AlertDialogPortal({
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Portal>) {
-  return (
-    <AlertDialogPrimitive.Portal data-slot="alert-dialog-portal" {...props} />
-  )
-}
-
-function AlertDialogOverlay({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Overlay>) {
-  return (
-    <AlertDialogPrimitive.Overlay
-      data-slot="alert-dialog-overlay"
-      className={cn(
-        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogContent({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Content>) {
-  return (
-    <AlertDialogPortal>
-      <AlertDialogOverlay />
-      <AlertDialogPrimitive.Content
-        data-slot="alert-dialog-content"
-        className={cn(
-          "bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-lg border p-6 shadow-lg duration-200 sm:max-w-lg",
-          className
-        )}
-        {...props}
-      />
-    </AlertDialogPortal>
-  )
-}
-
-function AlertDialogHeader({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="alert-dialog-header"
-      className={cn("flex flex-col gap-2 text-center sm:text-left", className)}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogFooter({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="alert-dialog-footer"
-      className={cn(
-        "flex flex-col-reverse gap-2 sm:flex-row sm:justify-end",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogTitle({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Title>) {
-  return (
-    <AlertDialogPrimitive.Title
-      data-slot="alert-dialog-title"
-      className={cn("text-lg font-semibold", className)}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogDescription({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Description>) {
-  return (
-    <AlertDialogPrimitive.Description
-      data-slot="alert-dialog-description"
-      className={cn("text-muted-foreground text-sm", className)}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogAction({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Action>) {
-  return (
-    <AlertDialogPrimitive.Action
-      className={cn(buttonVariants(), className)}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogCancel({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Cancel>) {
-  return (
-    <AlertDialogPrimitive.Cancel
-      className={cn(buttonVariants({ variant: "outline" }), className)}
-      {...props}
-    />
-  )
-}
-
-export {
-  AlertDialog,
-  AlertDialogPortal,
-  AlertDialogOverlay,
-  AlertDialogTrigger,
-  AlertDialogContent,
-  AlertDialogHeader,
-  AlertDialogFooter,
-  AlertDialogTitle,
-  AlertDialogDescription,
-  AlertDialogAction,
-  AlertDialogCancel,
-}

components/ui/command.tsx

@@ -1,191 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Command as CommandPrimitive } from "cmdk"
-import { SearchIcon } from "lucide-react"
-
-import { cn } from "@/lib/utils"
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog"
-
-function Command({
-  className,
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive>) {
-  return (
-    <CommandPrimitive
-      data-slot="command"
-      className={cn(
-        "bg-popover text-popover-foreground flex h-full w-full flex-col overflow-hidden rounded-md",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CommandDialog({
-  title = "Command Palette",
-  description = "Search for a command to run...",
-  children,
-  className,
-  ...props
-}: React.ComponentProps<typeof Dialog> & {
-  title?: string
-  description?: string
-  className?: string
-}) {
-  return (
-    <Dialog {...props}>
-      <DialogHeader className="sr-only">
-        <DialogTitle>{title}</DialogTitle>
-        <DialogDescription>{description}</DialogDescription>
-      </DialogHeader>
-      <DialogContent className={cn("overflow-hidden p-0", className)}>
-        <Command className="[&_[cmdk-group-heading]]:text-muted-foreground **:data-[slot=command-input-wrapper]:h-12 [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:font-medium [&_[cmdk-group]]:px-2 [&_[cmdk-group]:not([hidden])_~[cmdk-group]]:pt-0 [&_[cmdk-input-wrapper]_svg]:h-5 [&_[cmdk-input-wrapper]_svg]:w-5 [&_[cmdk-input]]:h-12 [&_[cmdk-item]]:px-2 [&_[cmdk-item]]:py-3 [&_[cmdk-item]_svg]:h-5 [&_[cmdk-item]_svg]:w-5">
-          {children}
-        </Command>
-      </DialogContent>
-    </Dialog>
-  )
-}
-
-function CommandInput({
-  className,
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive.Input>) {
-  return (
-    <div
-      data-slot="command-input-wrapper"
-      className="flex h-9 items-center gap-2 border-b px-3"
-    >
-      <SearchIcon className="size-4 shrink-0 opacity-50" />
-      <CommandPrimitive.Input
-        data-slot="command-input"
-        className={cn(
-          "placeholder:text-muted-foreground flex h-10 w-full rounded-md bg-transparent py-3 text-sm outline-hidden disabled:cursor-not-allowed disabled:opacity-50",
-          className
-        )}
-        {...props}
-      />
-    </div>
-  )
-}
-
-function CommandList({
-  className,
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive.List>) {
-  return (
-    <CommandPrimitive.List
-      data-slot="command-list"
-      className={cn(
-        "max-h-[300px] scroll-py-1 overflow-x-hidden overflow-y-auto",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CommandEmpty({
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive.Empty>) {
-  return (
-    <CommandPrimitive.Empty
-      data-slot="command-empty"
-      className="py-6 text-center text-sm"
-      {...props}
-    />
-  )
-}
-
-function CommandGroup({
-  className,
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive.Group>) {
-  return (
-    <CommandPrimitive.Group
-      data-slot="command-group"
-      className={cn(
-        "text-foreground [&_[cmdk-group-heading]]:text-muted-foreground overflow-hidden p-1 [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:py-1.5 [&_[cmdk-group-heading]]:text-xs [&_[cmdk-group-heading]]:font-medium",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CommandSeparator({
-  className,
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive.Separator>) {
-  return (
-    <CommandPrimitive.Separator
-      data-slot="command-separator"
-      className={cn("bg-border -mx-1 h-px", className)}
-      {...props}
-    />
-  )
-}
-
-function CommandItem({
-  className,
-  ...props
-}: React.ComponentProps<typeof CommandPrimitive.Item>) {
-  return (
-    <CommandPrimitive.Item
-      data-slot="command-item"
-      className={cn(
-        "data-[selected=true]:bg-accent data-[selected=true]:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[disabled=true]:pointer-events-none data-[disabled=true]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      onMouseEnter={(e) => {
-        // Ensure hover updates selection for visual feedback
-        const item = e.currentTarget
-        item.setAttribute("data-selected", "true")
-        // Deselect siblings
-        const siblings = item.parentElement?.querySelectorAll("[cmdk-item]")
-        siblings?.forEach((sibling) => {
-          if (sibling !== item) {
-            sibling.setAttribute("data-selected", "false")
-          }
-        })
-      }}
-      {...props}
-    />
-  )
-}
-
-function CommandShortcut({
-  className,
-  ...props
-}: React.ComponentProps<"span">) {
-  return (
-    <span
-      data-slot="command-shortcut"
-      className={cn(
-        "text-muted-foreground ml-auto text-xs tracking-widest",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export {
-  Command,
-  CommandDialog,
-  CommandInput,
-  CommandList,
-  CommandEmpty,
-  CommandGroup,
-  CommandItem,
-  CommandShortcut,
-  CommandSeparator,
-}

components/ui/popover.tsx

@@ -1,48 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as PopoverPrimitive from "@radix-ui/react-popover"
-
-import { cn } from "@/lib/utils"
-
-function Popover({
-  ...props
-}: React.ComponentProps<typeof PopoverPrimitive.Root>) {
-  return <PopoverPrimitive.Root data-slot="popover" {...props} />
-}
-
-function PopoverTrigger({
-  ...props
-}: React.ComponentProps<typeof PopoverPrimitive.Trigger>) {
-  return <PopoverPrimitive.Trigger data-slot="popover-trigger" {...props} />
-}
-
-function PopoverContent({
-  className,
-  align = "center",
-  sideOffset = 4,
-  ...props
-}: React.ComponentProps<typeof PopoverPrimitive.Content>) {
-  return (
-    <PopoverPrimitive.Portal>
-      <PopoverPrimitive.Content
-        data-slot="popover-content"
-        align={align}
-        sideOffset={sideOffset}
-        className={cn(
-          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-72 origin-(--radix-popover-content-transform-origin) rounded-md border p-4 shadow-md outline-hidden",
-          className
-        )}
-        {...props}
-      />
-    </PopoverPrimitive.Portal>
-  )
-}
-
-function PopoverAnchor({
-  ...props
-}: React.ComponentProps<typeof PopoverPrimitive.Anchor>) {
-  return <PopoverPrimitive.Anchor data-slot="popover-anchor" {...props} />
-}
-
-export { Popover, PopoverTrigger, PopoverContent, PopoverAnchor }

contexts/diagram-context.tsx

@@ -5,7 +5,6 @@ import { createContext, useContext, useEffect, useRef, useState } from "react"
 import type { DrawIoEmbedRef } from "react-drawio"
 import { STORAGE_DIAGRAM_XML_KEY } from "@/components/chat-panel"
 import type { ExportFormat } from "@/components/save-dialog"
-import { getApiEndpoint } from "@/lib/base-path"
 import { extractDiagramXML, validateAndFixXml } from "../lib/utils"
 
 interface DiagramContextType {
@@ -330,7 +329,7 @@ export function DiagramProvider({ children }: { children: React.ReactNode }) {
         sessionId?: string,
     ) => {
         try {
-            await fetch(getApiEndpoint("/api/log-save"), {
+            await fetch("/api/log-save", {
                 method: "POST",
                 headers: { "Content-Type": "application/json" },
                 body: JSON.stringify({ filename, format, sessionId }),

docker-compose.yml

@@ -7,11 +7,6 @@ services:
       context: .
       args:
         - NEXT_PUBLIC_DRAWIO_BASE_URL=http://localhost:8080
-        # Uncomment below for subdirectory deployment
-        # - NEXT_PUBLIC_BASE_PATH=/nextaidrawio
     ports: ["3000:3000"]
     env_file: .env
-    environment:
-      # For subdirectory deployment, uncomment and set your path:
-      # NEXT_PUBLIC_BASE_PATH: /nextaidrawio
     depends_on: [drawio]

env.example

@@ -68,10 +68,6 @@ AI_MODEL=global.anthropic.claude-sonnet-4-5-20250929-v1:0
 # SILICONFLOW_API_KEY=sk-...
 # SILICONFLOW_BASE_URL=https://api.siliconflow.com/v1  # Optional: switch to https://api.siliconflow.cn/v1 if needed
 
-# SGLang Configuration (OpenAI-compatible)
-# SGLANG_API_KEY=your-sglang-api-key
-# SGLANG_BASE_URL=http://127.0.0.1:8000/v1  # Your SGLang endpoint
-
 # Vercel AI Gateway Configuration
 # Get your API key from: https://vercel.com/ai-gateway
 # Model format: "provider/model" e.g., "openai/gpt-4o", "anthropic/claude-sonnet-4-5"
@@ -97,12 +93,6 @@ AI_MODEL=global.anthropic.claude-sonnet-4-5-20250929-v1:0
 # NEXT_PUBLIC_DRAWIO_BASE_URL=https://embed.diagrams.net  # Default: https://embed.diagrams.net
 # Use this to point to a self-hosted draw.io instance
 
-# Subdirectory Deployment (Optional)
-# For deploying to a subdirectory (e.g., https://example.com/nextaidrawio)
-# Set this to your subdirectory path with leading slash (e.g., /nextaidrawio)
-# Leave empty for root deployment (default)
-# NEXT_PUBLIC_BASE_PATH=/nextaidrawio
-
 # PDF Input Feature (Optional)
 # Enable PDF file upload to extract text and generate diagrams
 # Enabled by default. Set to "false" to disable.

hooks/use-model-config.ts

@@ -1,373 +0,0 @@
-"use client"
-
-import { useCallback, useEffect, useState } from "react"
-import { STORAGE_KEYS } from "@/lib/storage"
-import {
-    createEmptyConfig,
-    createModelConfig,
-    createProviderConfig,
-    type FlattenedModel,
-    findModelById,
-    flattenModels,
-    type ModelConfig,
-    type MultiModelConfig,
-    PROVIDER_INFO,
-    type ProviderConfig,
-    type ProviderName,
-} from "@/lib/types/model-config"
-
-// Old storage keys for migration
-const OLD_KEYS = {
-    aiProvider: "next-ai-draw-io-ai-provider",
-    aiBaseUrl: "next-ai-draw-io-ai-base-url",
-    aiApiKey: "next-ai-draw-io-ai-api-key",
-    aiModel: "next-ai-draw-io-ai-model",
-}
-
-/**
- * Migrate from old single-provider format to new multi-model format
- */
-function migrateOldConfig(): MultiModelConfig | null {
-    if (typeof window === "undefined") return null
-
-    const oldProvider = localStorage.getItem(OLD_KEYS.aiProvider)
-    const oldApiKey = localStorage.getItem(OLD_KEYS.aiApiKey)
-    const oldModel = localStorage.getItem(OLD_KEYS.aiModel)
-
-    // No old config to migrate
-    if (!oldProvider || !oldApiKey || !oldModel) return null
-
-    const oldBaseUrl = localStorage.getItem(OLD_KEYS.aiBaseUrl)
-
-    // Create new config from old format
-    const provider = createProviderConfig(oldProvider as ProviderName)
-    provider.apiKey = oldApiKey
-    if (oldBaseUrl) provider.baseUrl = oldBaseUrl
-
-    const model = createModelConfig(oldModel)
-    provider.models.push(model)
-
-    const config: MultiModelConfig = {
-        version: 1,
-        providers: [provider],
-        selectedModelId: model.id,
-    }
-
-    // Clear old keys after migration
-    localStorage.removeItem(OLD_KEYS.aiProvider)
-    localStorage.removeItem(OLD_KEYS.aiBaseUrl)
-    localStorage.removeItem(OLD_KEYS.aiApiKey)
-    localStorage.removeItem(OLD_KEYS.aiModel)
-
-    return config
-}
-
-/**
- * Load config from localStorage
- */
-function loadConfig(): MultiModelConfig {
-    if (typeof window === "undefined") return createEmptyConfig()
-
-    // First, check if new format exists
-    const stored = localStorage.getItem(STORAGE_KEYS.modelConfigs)
-    if (stored) {
-        try {
-            return JSON.parse(stored) as MultiModelConfig
-        } catch {
-            console.error("Failed to parse model config")
-        }
-    }
-
-    // Try migration from old format
-    const migrated = migrateOldConfig()
-    if (migrated) {
-        // Save migrated config
-        localStorage.setItem(
-            STORAGE_KEYS.modelConfigs,
-            JSON.stringify(migrated),
-        )
-        return migrated
-    }
-
-    return createEmptyConfig()
-}
-
-/**
- * Save config to localStorage
- */
-function saveConfig(config: MultiModelConfig): void {
-    if (typeof window === "undefined") return
-    localStorage.setItem(STORAGE_KEYS.modelConfigs, JSON.stringify(config))
-}
-
-export interface UseModelConfigReturn {
-    // State
-    config: MultiModelConfig
-    isLoaded: boolean
-
-    // Getters
-    models: FlattenedModel[]
-    selectedModel: FlattenedModel | undefined
-    selectedModelId: string | undefined
-
-    // Actions
-    setSelectedModelId: (modelId: string | undefined) => void
-    addProvider: (provider: ProviderName) => ProviderConfig
-    updateProvider: (
-        providerId: string,
-        updates: Partial<ProviderConfig>,
-    ) => void
-    deleteProvider: (providerId: string) => void
-    addModel: (providerId: string, modelId: string) => ModelConfig
-    updateModel: (
-        providerId: string,
-        modelConfigId: string,
-        updates: Partial<ModelConfig>,
-    ) => void
-    deleteModel: (providerId: string, modelConfigId: string) => void
-    resetConfig: () => void
-}
-
-export function useModelConfig(): UseModelConfigReturn {
-    const [config, setConfig] = useState<MultiModelConfig>(createEmptyConfig)
-    const [isLoaded, setIsLoaded] = useState(false)
-
-    // Load config on mount
-    useEffect(() => {
-        const loaded = loadConfig()
-        setConfig(loaded)
-        setIsLoaded(true)
-    }, [])
-
-    // Save config whenever it changes (after initial load)
-    useEffect(() => {
-        if (isLoaded) {
-            saveConfig(config)
-        }
-    }, [config, isLoaded])
-
-    // Derived state
-    const models = flattenModels(config)
-    const selectedModel = config.selectedModelId
-        ? findModelById(config, config.selectedModelId)
-        : undefined
-
-    // Actions
-    const setSelectedModelId = useCallback((modelId: string | undefined) => {
-        setConfig((prev) => ({
-            ...prev,
-            selectedModelId: modelId,
-        }))
-    }, [])
-
-    const addProvider = useCallback(
-        (provider: ProviderName): ProviderConfig => {
-            const newProvider = createProviderConfig(provider)
-            setConfig((prev) => ({
-                ...prev,
-                providers: [...prev.providers, newProvider],
-            }))
-            return newProvider
-        },
-        [],
-    )
-
-    const updateProvider = useCallback(
-        (providerId: string, updates: Partial<ProviderConfig>) => {
-            setConfig((prev) => ({
-                ...prev,
-                providers: prev.providers.map((p) =>
-                    p.id === providerId ? { ...p, ...updates } : p,
-                ),
-            }))
-        },
-        [],
-    )
-
-    const deleteProvider = useCallback((providerId: string) => {
-        setConfig((prev) => {
-            const provider = prev.providers.find((p) => p.id === providerId)
-            const modelIds = provider?.models.map((m) => m.id) || []
-
-            // Clear selected model if it belongs to deleted provider
-            const newSelectedId =
-                prev.selectedModelId && modelIds.includes(prev.selectedModelId)
-                    ? undefined
-                    : prev.selectedModelId
-
-            return {
-                ...prev,
-                providers: prev.providers.filter((p) => p.id !== providerId),
-                selectedModelId: newSelectedId,
-            }
-        })
-    }, [])
-
-    const addModel = useCallback(
-        (providerId: string, modelId: string): ModelConfig => {
-            const newModel = createModelConfig(modelId)
-            setConfig((prev) => ({
-                ...prev,
-                providers: prev.providers.map((p) =>
-                    p.id === providerId
-                        ? { ...p, models: [...p.models, newModel] }
-                        : p,
-                ),
-            }))
-            return newModel
-        },
-        [],
-    )
-
-    const updateModel = useCallback(
-        (
-            providerId: string,
-            modelConfigId: string,
-            updates: Partial<ModelConfig>,
-        ) => {
-            setConfig((prev) => ({
-                ...prev,
-                providers: prev.providers.map((p) =>
-                    p.id === providerId
-                        ? {
-                              ...p,
-                              models: p.models.map((m) =>
-                                  m.id === modelConfigId
-                                      ? { ...m, ...updates }
-                                      : m,
-                              ),
-                          }
-                        : p,
-                ),
-            }))
-        },
-        [],
-    )
-
-    const deleteModel = useCallback(
-        (providerId: string, modelConfigId: string) => {
-            setConfig((prev) => ({
-                ...prev,
-                providers: prev.providers.map((p) =>
-                    p.id === providerId
-                        ? {
-                              ...p,
-                              models: p.models.filter(
-                                  (m) => m.id !== modelConfigId,
-                              ),
-                          }
-                        : p,
-                ),
-                // Clear selected model if it was deleted
-                selectedModelId:
-                    prev.selectedModelId === modelConfigId
-                        ? undefined
-                        : prev.selectedModelId,
-            }))
-        },
-        [],
-    )
-
-    const resetConfig = useCallback(() => {
-        setConfig(createEmptyConfig())
-    }, [])
-
-    return {
-        config,
-        isLoaded,
-        models,
-        selectedModel,
-        selectedModelId: config.selectedModelId,
-        setSelectedModelId,
-        addProvider,
-        updateProvider,
-        deleteProvider,
-        addModel,
-        updateModel,
-        deleteModel,
-        resetConfig,
-    }
-}
-
-/**
- * Get the AI config for the currently selected model.
- * Returns format compatible with existing getAIConfig() usage.
- */
-export function getSelectedAIConfig(): {
-    accessCode: string
-    aiProvider: string
-    aiBaseUrl: string
-    aiApiKey: string
-    aiModel: string
-    // AWS Bedrock credentials
-    awsAccessKeyId: string
-    awsSecretAccessKey: string
-    awsRegion: string
-    awsSessionToken: string
-} {
-    const empty = {
-        accessCode: "",
-        aiProvider: "",
-        aiBaseUrl: "",
-        aiApiKey: "",
-        aiModel: "",
-        awsAccessKeyId: "",
-        awsSecretAccessKey: "",
-        awsRegion: "",
-        awsSessionToken: "",
-    }
-
-    if (typeof window === "undefined") return empty
-
-    // Get access code (separate from model config)
-    const accessCode = localStorage.getItem(STORAGE_KEYS.accessCode) || ""
-
-    // Load multi-model config
-    const stored = localStorage.getItem(STORAGE_KEYS.modelConfigs)
-    if (!stored) {
-        // Fallback to old format for backward compatibility
-        return {
-            accessCode,
-            aiProvider: localStorage.getItem(OLD_KEYS.aiProvider) || "",
-            aiBaseUrl: localStorage.getItem(OLD_KEYS.aiBaseUrl) || "",
-            aiApiKey: localStorage.getItem(OLD_KEYS.aiApiKey) || "",
-            aiModel: localStorage.getItem(OLD_KEYS.aiModel) || "",
-            // Old format didn't support AWS
-            awsAccessKeyId: "",
-            awsSecretAccessKey: "",
-            awsRegion: "",
-            awsSessionToken: "",
-        }
-    }
-
-    let config: MultiModelConfig
-    try {
-        config = JSON.parse(stored)
-    } catch {
-        return { ...empty, accessCode }
-    }
-
-    // No selected model = use server default
-    if (!config.selectedModelId) {
-        return { ...empty, accessCode }
-    }
-
-    // Find selected model
-    const model = findModelById(config, config.selectedModelId)
-    if (!model) {
-        return { ...empty, accessCode }
-    }
-
-    return {
-        accessCode,
-        aiProvider: model.provider,
-        aiBaseUrl: model.baseUrl || "",
-        aiApiKey: model.apiKey,
-        aiModel: model.modelId,
-        // AWS Bedrock credentials
-        awsAccessKeyId: model.awsAccessKeyId || "",
-        awsSecretAccessKey: model.awsSecretAccessKey || "",
-        awsRegion: model.awsRegion || "",
-        awsSessionToken: model.awsSessionToken || "",
-    }
-}

instrumentation.ts

@@ -36,5 +36,4 @@ export function register() {
 
     // Register globally so AI SDK's telemetry also uses this processor
     tracerProvider.register()
-    console.log("[Langfuse] Instrumentation initialized successfully")
 }

lib/ai-providers.ts

@@ -19,7 +19,6 @@ export type ProviderName =
     | "openrouter"
     | "deepseek"
     | "siliconflow"
-    | "sglang"
     | "gateway"
 
 interface ModelConfig {
@@ -34,11 +33,6 @@ export interface ClientOverrides {
     baseUrl?: string | null
     apiKey?: string | null
     modelId?: string | null
-    // AWS Bedrock credentials
-    awsAccessKeyId?: string | null
-    awsSecretAccessKey?: string | null
-    awsRegion?: string | null
-    awsSessionToken?: string | null
 }
 
 // Providers that can be used with client-provided API keys
@@ -47,11 +41,9 @@ const ALLOWED_CLIENT_PROVIDERS: ProviderName[] = [
     "anthropic",
     "google",
     "azure",
-    "bedrock",
     "openrouter",
     "deepseek",
     "siliconflow",
-    "sglang",
     "gateway",
 ]
 
@@ -345,7 +337,6 @@ function buildProviderOptions(
         case "deepseek":
         case "openrouter":
         case "siliconflow":
-        case "sglang":
         case "gateway": {
             // These providers don't have reasoning configs in AI SDK yet
             // Gateway passes through to underlying providers which handle their own configs
@@ -370,7 +361,6 @@ const PROVIDER_ENV_VARS: Record<ProviderName, string | null> = {
     openrouter: "OPENROUTER_API_KEY",
     deepseek: "DEEPSEEK_API_KEY",
     siliconflow: "SILICONFLOW_API_KEY",
-    sglang: "SGLANG_API_KEY",
     gateway: "AI_GATEWAY_API_KEY",
 }
 
@@ -436,7 +426,7 @@ function validateProviderCredentials(provider: ProviderName): void {
  * Get the AI model based on environment variables
  *
  * Environment variables:
- * - AI_PROVIDER: The provider to use (bedrock, openai, anthropic, google, azure, ollama, openrouter, deepseek, siliconflow, sglang, gateway)
+ * - AI_PROVIDER: The provider to use (bedrock, openai, anthropic, google, azure, ollama, openrouter, deepseek, siliconflow)
  * - AI_MODEL: The model ID/name for the selected provider
  *
  * Provider-specific env vars:
@@ -452,8 +442,6 @@ function validateProviderCredentials(provider: ProviderName): void {
  * - DEEPSEEK_BASE_URL: DeepSeek endpoint (optional)
  * - SILICONFLOW_API_KEY: SiliconFlow API key
  * - SILICONFLOW_BASE_URL: SiliconFlow endpoint (optional, defaults to https://api.siliconflow.com/v1)
- * - SGLANG_API_KEY: SGLang API key
- * - SGLANG_BASE_URL: SGLang endpoint (optional)
  */
 export function getAIModel(overrides?: ClientOverrides): ModelConfig {
     // SECURITY: Prevent SSRF attacks (GHSA-9qf7-mprq-9qgm)
@@ -522,7 +510,6 @@ export function getAIModel(overrides?: ClientOverrides): ModelConfig {
                         `- OPENROUTER_API_KEY for OpenRouter\n` +
                         `- AZURE_API_KEY for Azure\n` +
                         `- SILICONFLOW_API_KEY for SiliconFlow\n` +
-                        `- SGLANG_API_KEY for SGLang\n` +
                         `Or set AI_PROVIDER=ollama for local Ollama.`,
                 )
             } else {
@@ -550,25 +537,12 @@ export function getAIModel(overrides?: ClientOverrides): ModelConfig {
 
     switch (provider) {
         case "bedrock": {
-            // Use client-provided credentials if available, otherwise fall back to IAM/env vars
-            const hasClientCredentials =
-                overrides?.awsAccessKeyId && overrides?.awsSecretAccessKey
-            const bedrockRegion =
-                overrides?.awsRegion || process.env.AWS_REGION || "us-west-2"
-
-            const bedrockProvider = hasClientCredentials
-                ? createAmazonBedrock({
-                      region: bedrockRegion,
-                      accessKeyId: overrides.awsAccessKeyId!,
-                      secretAccessKey: overrides.awsSecretAccessKey!,
-                      ...(overrides?.awsSessionToken && {
-                          sessionToken: overrides.awsSessionToken,
-                      }),
-                  })
-                : createAmazonBedrock({
-                      region: bedrockRegion,
-                      credentialProvider: fromNodeProviderChain(),
-                  })
+            // Use credential provider chain for IAM role support (Lambda, EC2, etc.)
+            // Falls back to env vars (AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY) for local dev
+            const bedrockProvider = createAmazonBedrock({
+                region: process.env.AWS_REGION || "us-west-2",
+                credentialProvider: fromNodeProviderChain(),
+            })
             model = bedrockProvider(modelId)
             // Add Anthropic beta options if using Claude models via Bedrock
             if (modelId.includes("anthropic.claude")) {
@@ -705,112 +679,6 @@ export function getAIModel(overrides?: ClientOverrides): ModelConfig {
             break
         }
 
-        case "sglang": {
-            const apiKey = overrides?.apiKey || process.env.SGLANG_API_KEY
-            const baseURL = overrides?.baseUrl || process.env.SGLANG_BASE_URL
-
-            const sglangProvider = createOpenAI({
-                apiKey,
-                baseURL,
-                // Add a custom fetch wrapper to intercept and fix the stream from sglang
-                fetch: async (url, options) => {
-                    const response = await fetch(url, options)
-                    if (!response.body) {
-                        return response
-                    }
-
-                    // Create a transform stream to fix the non-compliant sglang stream
-                    let buffer = ""
-                    const decoder = new TextDecoder()
-
-                    const transformStream = new TransformStream({
-                        transform(chunk, controller) {
-                            buffer += decoder.decode(chunk, { stream: true })
-                            // Process all complete messages in the buffer
-                            let messageEndPos
-                            while (
-                                (messageEndPos = buffer.indexOf("\n\n")) !== -1
-                            ) {
-                                const message = buffer.substring(
-                                    0,
-                                    messageEndPos,
-                                )
-                                buffer = buffer.substring(messageEndPos + 2) // Move past the '\n\n'
-
-                                if (message.startsWith("data: ")) {
-                                    const jsonStr = message.substring(6).trim()
-                                    if (jsonStr === "[DONE]") {
-                                        controller.enqueue(
-                                            new TextEncoder().encode(
-                                                message + "\n\n",
-                                            ),
-                                        )
-                                        continue
-                                    }
-                                    try {
-                                        const data = JSON.parse(jsonStr)
-                                        const delta = data.choices?.[0]?.delta
-
-                                        if (delta) {
-                                            // Fix 1: remove invalid empty role
-                                            if (delta.role === "") {
-                                                delete delta.role
-                                            }
-                                            // Fix 2: remove non-standard reasoning_content field
-                                            if ("reasoning_content" in delta) {
-                                                delete delta.reasoning_content
-                                            }
-                                        }
-
-                                        // Re-serialize and forward the corrected data with the correct SSE format
-                                        controller.enqueue(
-                                            new TextEncoder().encode(
-                                                `data: ${JSON.stringify(data)}\n\n`,
-                                            ),
-                                        )
-                                    } catch (e) {
-                                        // If parsing fails, forward the original message to avoid breaking the stream.
-                                        controller.enqueue(
-                                            new TextEncoder().encode(
-                                                message + "\n\n",
-                                            ),
-                                        )
-                                    }
-                                } else if (message.trim() !== "") {
-                                    // Pass through other message types (e.g., 'event: ...')
-                                    controller.enqueue(
-                                        new TextEncoder().encode(
-                                            message + "\n\n",
-                                        ),
-                                    )
-                                }
-                            }
-                        },
-                        flush(controller) {
-                            // If there's anything left in the buffer, forward it.
-                            if (buffer.trim()) {
-                                controller.enqueue(
-                                    new TextEncoder().encode(buffer),
-                                )
-                            }
-                        },
-                    })
-
-                    const transformedBody =
-                        response.body.pipeThrough(transformStream)
-
-                    // Return a new response with the transformed body
-                    return new Response(transformedBody, {
-                        status: response.status,
-                        statusText: response.statusText,
-                        headers: response.headers,
-                    })
-                },
-            })
-            model = sglangProvider.chat(modelId)
-            break
-        }
-
         case "gateway": {
             // Vercel AI Gateway - unified access to multiple AI providers
             // Model format: "provider/model" e.g., "openai/gpt-4o", "anthropic/claude-sonnet-4-5"
@@ -834,7 +702,7 @@ export function getAIModel(overrides?: ClientOverrides): ModelConfig {
 
         default:
             throw new Error(
-                `Unknown AI provider: ${provider}. Supported providers: bedrock, openai, anthropic, google, azure, ollama, openrouter, deepseek, siliconflow, sglang, gateway`,
+                `Unknown AI provider: ${provider}. Supported providers: bedrock, openai, anthropic, google, azure, ollama, openrouter, deepseek, siliconflow, gateway`,
             )
     }
 

lib/base-path.ts

@@ -1,37 +0,0 @@
-/**
- * Get the base path for API calls and static assets
- * This is used for subdirectory deployment support
- *
- * Example: If deployed at https://example.com/nextaidrawio, this returns "/nextaidrawio"
- * For root deployment, this returns ""
- *
- * Set NEXT_PUBLIC_BASE_PATH environment variable to your subdirectory path (e.g., /nextaidrawio)
- */
-export function getBasePath(): string {
-    // Read from environment variable (must start with NEXT_PUBLIC_ to be available on client)
-    const basePath = process.env.NEXT_PUBLIC_BASE_PATH || ""
-    if (basePath && !basePath.startsWith("/")) {
-        console.warn("NEXT_PUBLIC_BASE_PATH should start with /")
-    }
-    return basePath
-}
-
-/**
- * Get full API endpoint URL
- * @param endpoint - API endpoint path (e.g., "/api/chat", "/api/config")
- * @returns Full API path with base path prefix
- */
-export function getApiEndpoint(endpoint: string): string {
-    const basePath = getBasePath()
-    return `${basePath}${endpoint}`
-}
-
-/**
- * Get full static asset URL
- * @param assetPath - Asset path (e.g., "/example.png", "/chain-of-thought.txt")
- * @returns Full asset path with base path prefix
- */
-export function getAssetUrl(assetPath: string): string {
-    const basePath = getBasePath()
-    return `${basePath}${assetPath}`
-}

lib/i18n/dictionaries/en.json

@@ -14,7 +14,6 @@
         "about": "About",
         "editor": "Editor",
         "newChat": "Start fresh chat",
-        "github": "GitHub",
         "settings": "Settings",
         "hidePanel": "Hide chat panel (Ctrl+B)",
         "showPanel": "Show chat panel (Ctrl+B)",
@@ -88,8 +87,6 @@
         "overrides": "Overrides",
         "clearSettings": "Clear Settings",
         "useServerDefault": "Use Server Default",
-        "language": "Language",
-        "languageDescription": "Choose your interface language.",
         "theme": "Theme",
         "themeDescription": "Dark/Light mode for interface and DrawIO canvas.",
         "drawioStyle": "DrawIO Style",
@@ -150,7 +147,6 @@
         "tokenLimit": "Daily Token Limit Reached",
         "tpmLimit": "Rate Limit",
         "tpmMessage": "Too many requests. Please wait a moment.",
-        "tpmMessageDetailed": "Rate limit reached ({limit} tokens/min). Please wait {seconds} seconds before sending another request.",
         "messageApi": "Oops — you've reached the daily API limit for this demo! As an indie developer covering all the API costs myself, I have to set these limits to keep things sustainable.",
         "messageToken": "Oops — you've reached the daily token limit for this demo! As an indie developer covering all the API costs myself, I have to set these limits to keep things sustainable.",
         "tip": "<strong>Tip:</strong> You can use your own API key (click the Settings icon) or self-host the project to bypass these limits.",
@@ -184,24 +180,5 @@
         "seekingSponsorship": "Call for Sponsorship",
         "contactMe": "Contact Me",
         "usageNotice": "Due to high usage, I have changed the model from Claude to minimax-m2 and added some usage limits. See About page for details."
-    },
-    "modelConfig": {
-        "title": "AI Model Configuration",
-        "description": "Configure multiple AI providers and models",
-        "configure": "Configure",
-        "addProvider": "Add Provider",
-        "addModel": "Add Model",
-        "modelId": "Model ID",
-        "modelLabel": "Display Label",
-        "streaming": "Enable Streaming",
-        "deleteProvider": "Delete Provider",
-        "deleteModel": "Delete Model",
-        "noModels": "No models configured. Add a model to get started.",
-        "selectProvider": "Select a provider or add a new one",
-        "configureMultiple": "Configure multiple AI providers and switch between them easily",
-        "apiKeyStored": "API keys are stored locally in your browser",
-        "test": "Test",
-        "validationError": "Validation failed",
-        "addModelFirst": "Add at least one model to validate"
     }
 }

lib/i18n/dictionaries/ja.json

@@ -14,7 +14,6 @@
         "about": "概要",
         "editor": "エディタ",
         "newChat": "新しいチャットを開始",
-        "github": "GitHub",
         "settings": "設定",
         "hidePanel": "チャットパネルを非表示 (Ctrl+B)",
         "showPanel": "チャットパネルを表示 (Ctrl+B)",
@@ -88,8 +87,6 @@
         "overrides": "上書き",
         "clearSettings": "設定をクリア",
         "useServerDefault": "サーバーデフォルトを使用",
-        "language": "言語",
-        "languageDescription": "インターフェース言語を選択します。",
         "theme": "テーマ",
         "themeDescription": "インターフェースと DrawIO キャンバスのダーク/ライトモード。",
         "drawioStyle": "DrawIO スタイル",
@@ -150,7 +147,6 @@
         "tokenLimit": "1日のトークン制限に達しました",
         "tpmLimit": "レート制限",
         "tpmMessage": "リクエストが多すぎます。しばらくお待ちください。",
-        "tpmMessageDetailed": "レート制限に達しました（{limit}トークン/分）。{seconds}秒待ってからもう一度リクエストしてください。",
         "messageApi": "おっと — このデモの1日の API 制限に達しました！個人開発者として API コストをすべて負担しているため、持続可能性を保つためにこれらの制限を設定する必要があります。",
         "messageToken": "おっと — このデモの1日のトークン制限に達しました！個人開発者として API コストをすべて負担しているため、持続可能性を保つためにこれらの制限を設定する必要があります。",
         "tip": "<strong>ヒント：</strong>独自の API キーを使用する（設定アイコンをクリック）か、プロジェクトをセルフホストしてこれらの制限を回避できます。",
@@ -184,24 +180,5 @@
         "seekingSponsorship": "スポンサー募集",
         "contactMe": "お問い合わせ",
         "usageNotice": "利用量の増加に伴い、コスト削減のためモデルを Claude から minimax-m2 に変更し、いくつかの利用制限を設けました。詳細は概要ページをご覧ください。"
-    },
-    "modelConfig": {
-        "title": "AIモデル設定",
-        "description": "複数のAIプロバイダーとモデルを設定",
-        "configure": "設定",
-        "addProvider": "プロバイダーを追加",
-        "addModel": "モデルを追加",
-        "modelId": "モデルID",
-        "modelLabel": "表示名",
-        "streaming": "ストリーミングを有効",
-        "deleteProvider": "プロバイダーを削除",
-        "deleteModel": "モデルを削除",
-        "noModels": "モデルが設定されていません。モデルを追加してください。",
-        "selectProvider": "プロバイダーを選択または追加してください",
-        "configureMultiple": "複数のAIプロバイダーを設定して簡単に切り替え",
-        "apiKeyStored": "APIキーはブラウザにローカル保存されます",
-        "test": "テスト",
-        "validationError": "検証に失敗しました",
-        "addModelFirst": "検証するには少なくとも1つのモデルを追加してください"
     }
 }

lib/i18n/dictionaries/zh.json

@@ -14,7 +14,6 @@
         "about": "关于",
         "editor": "编辑器",
         "newChat": "开始新对话",
-        "github": "GitHub",
         "settings": "设置",
         "hidePanel": "隐藏聊天面板 (Ctrl+B)",
         "showPanel": "显示聊天面板 (Ctrl+B)",
@@ -88,8 +87,6 @@
         "overrides": "覆盖",
         "clearSettings": "清除设置",
         "useServerDefault": "使用服务器默认值",
-        "language": "语言",
-        "languageDescription": "选择界面语言。",
         "theme": "主题",
         "themeDescription": "界面和 DrawIO 画布的深色/浅色模式。",
         "drawioStyle": "DrawIO 样式",
@@ -150,7 +147,6 @@
         "tokenLimit": "已达每日令牌限制",
         "tpmLimit": "速率限制",
         "tpmMessage": "请求过多。请稍等片刻。",
-        "tpmMessageDetailed": "达到速率限制（{limit} 令牌/分钟）。请等待 {seconds} 秒后再发送请求。",
         "messageApi": "糟糕 — 您已达到此演示的每日 API 限制！作为一名独立开发者，我自己承担所有 API 费用，因此必须设置这些限制以保持可持续性。",
         "messageToken": "糟糕 — 您已达到此演示的每日令牌限制！作为一名独立开发者，我自己承担所有 API 费用，因此必须设置这些限制以保持可持续性。",
         "tip": "<strong>提示：</strong>您可以使用自己的 API 密钥（点击设置图标）或自托管项目来绕过这些限制。",
@@ -184,24 +180,5 @@
         "seekingSponsorship": "寻求赞助（求大佬捞一把）",
         "contactMe": "联系我",
         "usageNotice": "由于使用量过高，我已将模型从 Claude 更换为 minimax-m2，并设置了一些用量限制。详情请查看关于页面。"
-    },
-    "modelConfig": {
-        "title": "AI 模型配置",
-        "description": "配置多个 AI 提供商和模型",
-        "configure": "配置",
-        "addProvider": "添加提供商",
-        "addModel": "添加模型",
-        "modelId": "模型 ID",
-        "modelLabel": "显示名称",
-        "streaming": "启用流式输出",
-        "deleteProvider": "删除提供商",
-        "deleteModel": "删除模型",
-        "noModels": "尚未配置模型。添加模型以开始使用。",
-        "selectProvider": "选择一个提供商或添加新的",
-        "configureMultiple": "配置多个 AI 提供商并轻松切换",
-        "apiKeyStored": "API 密钥存储在您的浏览器本地",
-        "test": "测试",
-        "validationError": "验证失败",
-        "addModelFirst": "请先添加至少一个模型以进行验证"
     }
 }

lib/storage.ts

@@ -24,8 +24,4 @@ export const STORAGE_KEYS = {
     aiBaseUrl: "next-ai-draw-io-ai-base-url",
     aiApiKey: "next-ai-draw-io-ai-api-key",
     aiModel: "next-ai-draw-io-ai-model",
-
-    // Multi-model configuration
-    modelConfigs: "next-ai-draw-io-model-configs",
-    selectedModelId: "next-ai-draw-io-selected-model-id",
 } as const

lib/types/model-config.ts

@@ -1,277 +0,0 @@
-// Types for multi-provider model configuration
-
-export type ProviderName =
-    | "openai"
-    | "anthropic"
-    | "google"
-    | "azure"
-    | "bedrock"
-    | "openrouter"
-    | "deepseek"
-    | "siliconflow"
-    | "gateway"
-
-// Individual model configuration
-export interface ModelConfig {
-    id: string // UUID for this model
-    modelId: string // e.g., "gpt-4o", "claude-sonnet-4-5"
-    validated?: boolean // Has this model been validated
-    validationError?: string // Error message if validation failed
-}
-
-// Provider configuration
-export interface ProviderConfig {
-    id: string // UUID for this provider config
-    provider: ProviderName
-    name?: string // Custom display name (e.g., "OpenAI Production")
-    apiKey: string
-    baseUrl?: string
-    // AWS Bedrock specific fields
-    awsAccessKeyId?: string
-    awsSecretAccessKey?: string
-    awsRegion?: string
-    awsSessionToken?: string // Optional, for temporary credentials
-    models: ModelConfig[]
-    validated?: boolean // Has API key been validated
-}
-
-// The complete multi-model configuration
-export interface MultiModelConfig {
-    version: 1
-    providers: ProviderConfig[]
-    selectedModelId?: string // Currently selected model's UUID
-}
-
-// Flattened model for dropdown display
-export interface FlattenedModel {
-    id: string // Model config UUID
-    modelId: string // Actual model ID
-    provider: ProviderName
-    providerLabel: string // Provider display name
-    apiKey: string
-    baseUrl?: string
-    // AWS Bedrock specific fields
-    awsAccessKeyId?: string
-    awsSecretAccessKey?: string
-    awsRegion?: string
-    awsSessionToken?: string
-    validated?: boolean // Has this model been validated
-}
-
-// Provider metadata
-export const PROVIDER_INFO: Record<
-    ProviderName,
-    { label: string; defaultBaseUrl?: string }
-> = {
-    openai: { label: "OpenAI" },
-    anthropic: {
-        label: "Anthropic",
-        defaultBaseUrl: "https://api.anthropic.com/v1",
-    },
-    google: { label: "Google" },
-    azure: { label: "Azure OpenAI" },
-    bedrock: { label: "Amazon Bedrock" },
-    openrouter: { label: "OpenRouter" },
-    deepseek: { label: "DeepSeek" },
-    siliconflow: {
-        label: "SiliconFlow",
-        defaultBaseUrl: "https://api.siliconflow.com/v1",
-    },
-    gateway: { label: "AI Gateway" },
-}
-
-// Suggested models per provider for quick add
-export const SUGGESTED_MODELS: Record<ProviderName, string[]> = {
-    openai: [
-        // GPT-4o series (latest)
-        "gpt-4o",
-        "gpt-4o-mini",
-        "gpt-4o-2024-11-20",
-        // GPT-4 Turbo
-        "gpt-4-turbo",
-        "gpt-4-turbo-preview",
-        // o1/o3 reasoning models
-        "o1",
-        "o1-mini",
-        "o1-preview",
-        "o3-mini",
-        // GPT-4
-        "gpt-4",
-        // GPT-3.5
-        "gpt-3.5-turbo",
-    ],
-    anthropic: [
-        // Claude 4.5 series (latest)
-        "claude-opus-4-5-20250514",
-        "claude-sonnet-4-5-20250514",
-        // Claude 4 series
-        "claude-opus-4-20250514",
-        "claude-sonnet-4-20250514",
-        // Claude 3.7 series
-        "claude-3-7-sonnet-20250219",
-        // Claude 3.5 series
-        "claude-3-5-sonnet-20241022",
-        "claude-3-5-haiku-20241022",
-        // Claude 3 series
-        "claude-3-opus-20240229",
-        "claude-3-sonnet-20240229",
-        "claude-3-haiku-20240307",
-    ],
-    google: [
-        // Gemini 2.5 series
-        "gemini-2.5-pro",
-        "gemini-2.5-flash",
-        "gemini-2.5-flash-preview-05-20",
-        // Gemini 2.0 series
-        "gemini-2.0-flash",
-        "gemini-2.0-flash-exp",
-        "gemini-2.0-flash-lite",
-        // Gemini 1.5 series
-        "gemini-1.5-pro",
-        "gemini-1.5-flash",
-        // Legacy
-        "gemini-pro",
-    ],
-    azure: ["gpt-4o", "gpt-4o-mini", "gpt-4-turbo", "gpt-4", "gpt-35-turbo"],
-    bedrock: [
-        // Anthropic Claude
-        "anthropic.claude-opus-4-5-20250514-v1:0",
-        "anthropic.claude-sonnet-4-5-20250514-v1:0",
-        "anthropic.claude-opus-4-20250514-v1:0",
-        "anthropic.claude-sonnet-4-20250514-v1:0",
-        "anthropic.claude-3-7-sonnet-20250219-v1:0",
-        "anthropic.claude-3-5-sonnet-20241022-v2:0",
-        "anthropic.claude-3-5-haiku-20241022-v1:0",
-        "anthropic.claude-3-opus-20240229-v1:0",
-        "anthropic.claude-3-sonnet-20240229-v1:0",
-        "anthropic.claude-3-haiku-20240307-v1:0",
-        // Amazon Nova
-        "amazon.nova-pro-v1:0",
-        "amazon.nova-lite-v1:0",
-        "amazon.nova-micro-v1:0",
-        // Meta Llama
-        "meta.llama3-3-70b-instruct-v1:0",
-        "meta.llama3-1-405b-instruct-v1:0",
-        "meta.llama3-1-70b-instruct-v1:0",
-        // Mistral
-        "mistral.mistral-large-2411-v1:0",
-        "mistral.mistral-small-2503-v1:0",
-    ],
-    openrouter: [
-        // Anthropic
-        "anthropic/claude-sonnet-4",
-        "anthropic/claude-opus-4",
-        "anthropic/claude-3.5-sonnet",
-        "anthropic/claude-3.5-haiku",
-        // OpenAI
-        "openai/gpt-4o",
-        "openai/gpt-4o-mini",
-        "openai/o1",
-        "openai/o3-mini",
-        // Google
-        "google/gemini-2.5-pro",
-        "google/gemini-2.5-flash",
-        "google/gemini-2.0-flash-exp:free",
-        // Meta Llama
-        "meta-llama/llama-3.3-70b-instruct",
-        "meta-llama/llama-3.1-405b-instruct",
-        "meta-llama/llama-3.1-70b-instruct",
-        // DeepSeek
-        "deepseek/deepseek-chat",
-        "deepseek/deepseek-r1",
-        // Qwen
-        "qwen/qwen-2.5-72b-instruct",
-    ],
-    deepseek: ["deepseek-chat", "deepseek-reasoner", "deepseek-coder"],
-    siliconflow: [
-        // DeepSeek
-        "deepseek-ai/DeepSeek-V3",
-        "deepseek-ai/DeepSeek-R1",
-        "deepseek-ai/DeepSeek-V2.5",
-        // Qwen
-        "Qwen/Qwen2.5-72B-Instruct",
-        "Qwen/Qwen2.5-32B-Instruct",
-        "Qwen/Qwen2.5-Coder-32B-Instruct",
-        "Qwen/Qwen2.5-7B-Instruct",
-        "Qwen/Qwen2-VL-72B-Instruct",
-    ],
-    gateway: [
-        "openai/gpt-4o",
-        "openai/gpt-4o-mini",
-        "anthropic/claude-sonnet-4-5",
-        "anthropic/claude-3-5-sonnet",
-        "google/gemini-2.0-flash",
-    ],
-}
-
-// Helper to generate UUID
-export function generateId(): string {
-    return `${Date.now()}-${Math.random().toString(36).slice(2, 9)}`
-}
-
-// Create empty config
-export function createEmptyConfig(): MultiModelConfig {
-    return {
-        version: 1,
-        providers: [],
-        selectedModelId: undefined,
-    }
-}
-
-// Create new provider config
-export function createProviderConfig(provider: ProviderName): ProviderConfig {
-    return {
-        id: generateId(),
-        provider,
-        apiKey: "",
-        baseUrl: PROVIDER_INFO[provider].defaultBaseUrl,
-        models: [],
-        validated: false,
-    }
-}
-
-// Create new model config
-export function createModelConfig(modelId: string): ModelConfig {
-    return {
-        id: generateId(),
-        modelId,
-    }
-}
-
-// Get all models as flattened list for dropdown
-export function flattenModels(config: MultiModelConfig): FlattenedModel[] {
-    const models: FlattenedModel[] = []
-
-    for (const provider of config.providers) {
-        // Use custom name if provided, otherwise use default provider label
-        const providerLabel =
-            provider.name || PROVIDER_INFO[provider.provider].label
-
-        for (const model of provider.models) {
-            models.push({
-                id: model.id,
-                modelId: model.modelId,
-                provider: provider.provider,
-                providerLabel,
-                apiKey: provider.apiKey,
-                baseUrl: provider.baseUrl,
-                // AWS Bedrock fields
-                awsAccessKeyId: provider.awsAccessKeyId,
-                awsSecretAccessKey: provider.awsSecretAccessKey,
-                awsRegion: provider.awsRegion,
-                awsSessionToken: provider.awsSessionToken,
-                validated: model.validated,
-            })
-        }
-    }
-
-    return models
-}
-
-// Find model by ID
-export function findModelById(
-    config: MultiModelConfig,
-    modelId: string,
-): FlattenedModel | undefined {
-    return flattenModels(config).find((m) => m.id === modelId)
-}

lib/use-quota-manager.tsx

@@ -3,8 +3,6 @@
 import { useCallback, useMemo } from "react"
 import { toast } from "sonner"
 import { QuotaLimitToast } from "@/components/quota-limit-toast"
-import { useDictionary } from "@/hooks/use-dictionary"
-import { formatMessage } from "@/lib/i18n/utils"
 import { STORAGE_KEYS } from "@/lib/storage"
 
 export interface QuotaConfig {
@@ -42,8 +40,6 @@ export function useQuotaManager(config: QuotaConfig): {
 } {
     const { dailyRequestLimit, dailyTokenLimit, tpmLimit } = config
 
-    const dict = useDictionary()
-
     // Check if user has their own API key configured (bypass limits)
     const hasOwnApiKey = useCallback((): boolean => {
         const provider = localStorage.getItem(STORAGE_KEYS.aiProvider)
@@ -225,12 +221,11 @@ export function useQuotaManager(config: QuotaConfig): {
     const showTPMLimitToast = useCallback(() => {
         const limitDisplay =
             tpmLimit >= 1000 ? `${tpmLimit / 1000}k` : String(tpmLimit)
-        const message = formatMessage(dict.quota.tpmMessageDetailed, {
-            limit: limitDisplay,
-            seconds: 60,
-        })
-        toast.error(message, { duration: 8000 })
-    }, [tpmLimit, dict])
+        toast.error(
+            `Rate limit reached (${limitDisplay} tokens/min). Please wait 60 seconds before sending another request.`,
+            { duration: 8000 },
+        )
+    }, [tpmLimit])
 
     return {
         // Check functions

next.config.ts

@@ -4,16 +4,9 @@ import packageJson from "./package.json"
 const nextConfig: NextConfig = {
     /* config options here */
     output: "standalone",
-    // Support for subdirectory deployment (e.g., https://example.com/nextaidrawio)
-    // Set NEXT_PUBLIC_BASE_PATH environment variable to your subdirectory path (e.g., /nextaidrawio)
-    basePath: process.env.NEXT_PUBLIC_BASE_PATH || "",
     env: {
         APP_VERSION: packageJson.version,
     },
-    // Include instrumentation.ts in standalone build for Langfuse telemetry
-    outputFileTracingIncludes: {
-        "*": ["./instrumentation.ts"],
-    },
 }
 
 export default nextConfig

package.json

@@ -41,14 +41,12 @@
         "@openrouter/ai-sdk-provider": "^1.2.3",
         "@opentelemetry/exporter-trace-otlp-http": "^0.208.0",
         "@opentelemetry/sdk-trace-node": "^2.2.0",
-        "@radix-ui/react-alert-dialog": "^1.1.15",
         "@radix-ui/react-collapsible": "^1.1.12",
-        "@radix-ui/react-dialog": "^1.1.15",
+        "@radix-ui/react-dialog": "^1.1.6",
         "@radix-ui/react-label": "^2.1.8",
-        "@radix-ui/react-popover": "^1.1.15",
         "@radix-ui/react-scroll-area": "^1.2.3",
         "@radix-ui/react-select": "^2.2.6",
-        "@radix-ui/react-slot": "^1.2.4",
+        "@radix-ui/react-slot": "^1.1.2",
         "@radix-ui/react-switch": "^1.2.6",
         "@radix-ui/react-tooltip": "^1.1.8",
         "@radix-ui/react-use-controllable-state": "^1.2.2",
@@ -57,7 +55,6 @@
         "base-64": "^1.0.0",
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
-        "cmdk": "^1.1.1",
         "js-tiktoken": "^1.0.21",
         "jsdom": "^26.0.0",
         "jsonrepair": "^3.13.1",