fix: update qs to fix high severity security vulnerability

app/[lang]/page.tsx

@@ -28,8 +28,6 @@ export default function Home() {
     } = useDiagram()
     const router = useRouter()
     const pathname = usePathname()
-    // Extract current language from pathname (e.g., "/zh/about" → "zh")
-    const currentLang = (pathname.split("/")[1] || i18n.defaultLocale) as Locale
     const [isMobile, setIsMobile] = useState(false)
     const [isChatVisible, setIsChatVisible] = useState(true)
     const [drawioUi, setDrawioUi] = useState<"min" | "sketch">("min")
@@ -209,7 +207,7 @@ export default function Home() {
                         <div className="h-full rounded-xl overflow-hidden shadow-soft-lg border border-border/30">
                             {isLoaded ? (
                                 <DrawIoEmbed
-                                    key={`${drawioUi}-${darkMode}-${currentLang}`}
+                                    key={`${drawioUi}-${darkMode}`}
                                     ref={drawioRef}
                                     onExport={handleDiagramExport}
                                     onLoad={onDrawioLoad}
@@ -222,7 +220,6 @@ export default function Home() {
                                         saveAndExit: false,
                                         noExitBtn: true,
                                         dark: darkMode,
-                                        lang: currentLang,
                                     }}
                                 />
                             ) : (

app/api/chat/route.ts

@@ -12,11 +12,7 @@ import fs from "fs/promises"
 import { jsonrepair } from "jsonrepair"
 import path from "path"
 import { z } from "zod"
-import {
-    getAIModel,
-    supportsImageInput,
-    supportsPromptCaching,
-} from "@/lib/ai-providers"
+import { getAIModel, supportsPromptCaching } from "@/lib/ai-providers"
 import { findCachedResponse } from "@/lib/cached-responses"
 import {
     checkAndIncrementRequest,
@@ -299,17 +295,6 @@ async function handleChatRequest(req: Request): Promise<Response> {
         lastUserMessage?.parts?.filter((part: any) => part.type === "file") ||
         []
 
-    // Check if user is sending images to a model that doesn't support them
-    // AI SDK silently drops unsupported parts, so we need to catch this early
-    if (fileParts.length > 0 && !supportsImageInput(modelId)) {
-        return Response.json(
-            {
-                error: `The model "${modelId}" does not support image input. Please use a vision-capable model (e.g., GPT-4o, Claude, Gemini) or remove the image.`,
-            },
-            { status: 400 },
-        )
-    }
-
     // User input only - XML is now in a separate cached system message
     const formattedUserInput = `User input:
 """md

biome.json

@@ -1,5 +1,5 @@
 {
-    "$schema": "https://biomejs.dev/schemas/2.3.10/schema.json",
+    "$schema": "https://biomejs.dev/schemas/2.3.8/schema.json",
     "vcs": {
         "enabled": true,
         "clientKind": "git",

components/chat-message-display.tsx

@@ -283,7 +283,7 @@ export function ChatMessageDisplay({
         try {
             await navigator.clipboard.writeText(text)
             setCopyState(messageId, isToolCall, true)
-        } catch (_err) {
+        } catch (err) {
             // Fallback for non-secure contexts (HTTP) or permission denied
             const textarea = document.createElement("textarea")
             textarea.value = text

hooks/use-model-config.ts

@@ -11,6 +11,7 @@ import {
     flattenModels,
     type ModelConfig,
     type MultiModelConfig,
+    PROVIDER_INFO,
     type ProviderConfig,
     type ProviderName,
 } from "@/lib/types/model-config"

lib/ai-providers.ts

@@ -786,7 +786,7 @@ export function getAIModel(overrides?: ClientOverrides): ModelConfig {
                                                 `data: ${JSON.stringify(data)}\n\n`,
                                             ),
                                         )
-                                    } catch (_e) {
+                                    } catch (e) {
                                         // If parsing fails, forward the original message to avoid breaking the stream.
                                         controller.enqueue(
                                             new TextEncoder().encode(
@@ -906,34 +906,3 @@ export function supportsPromptCaching(modelId: string): boolean {
         modelId.startsWith("eu.anthropic")
     )
 }
-
-/**
- * Check if a model supports image/vision input.
- * Some models silently drop image parts without error (AI SDK warning only).
- */
-export function supportsImageInput(modelId: string): boolean {
-    const lowerModelId = modelId.toLowerCase()
-
-    // Helper to check if model has vision capability indicator
-    const hasVisionIndicator =
-        lowerModelId.includes("vision") || lowerModelId.includes("vl")
-
-    // Models that DON'T support image/vision input (unless vision variant)
-    // Kimi K2 models don't support images
-    if (lowerModelId.includes("kimi") && !hasVisionIndicator) {
-        return false
-    }
-
-    // DeepSeek text models (not vision variants)
-    if (lowerModelId.includes("deepseek") && !hasVisionIndicator) {
-        return false
-    }
-
-    // Qwen text models (not vision variants like qwen-vl)
-    if (lowerModelId.includes("qwen") && !hasVisionIndicator) {
-        return false
-    }
-
-    // Default: assume model supports images
-    return true
-}

packages/mcp-server/package-lock.json

@@ -1,18 +1,18 @@
 {
     "name": "@next-ai-drawio/mcp-server",
-    "version": "0.1.11",
+    "version": "0.1.6",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@next-ai-drawio/mcp-server",
-            "version": "0.1.11",
+            "version": "0.1.6",
             "license": "Apache-2.0",
             "dependencies": {
                 "@modelcontextprotocol/sdk": "^1.0.4",
                 "linkedom": "^0.18.0",
                 "open": "^11.0.0",
-                "zod": "^4.0.0"
+                "zod": "^3.24.0"
             },
             "bin": {
                 "next-ai-drawio-mcp": "dist/index.js"
@@ -2051,9 +2051,9 @@
             }
         },
         "node_modules/zod": {
-            "version": "4.3.4",
-            "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.4.tgz",
-            "integrity": "sha512-Zw/uYiiyF6pUT1qmKbZziChgNPRu+ZRneAsMUDU6IwmXdWt5JwcUfy2bvLOCUtz5UniaN/Zx5aFttZYbYc7O/A==",
+            "version": "3.25.76",
+            "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+            "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
             "license": "MIT",
             "peer": true,
             "funding": {

packages/mcp-server/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@next-ai-drawio/mcp-server",
-    "version": "0.1.11",
+    "version": "0.1.10",
     "description": "MCP server for Next AI Draw.io - AI-powered diagram generation with real-time browser preview",
     "type": "module",
     "main": "dist/index.js",
@@ -39,7 +39,7 @@
         "@modelcontextprotocol/sdk": "^1.0.4",
         "linkedom": "^0.18.0",
         "open": "^11.0.0",
-        "zod": "^4.0.0"
+        "zod": "^3.24.0"
     },
     "devDependencies": {
         "@types/node": "^24.0.0",

packages/mcp-server/src/http-server.ts

@@ -127,12 +127,7 @@ function cleanupExpiredSessions(): void {
     }
 }
 
-const cleanupIntervalId = setInterval(cleanupExpiredSessions, 5 * 60 * 1000)
-
-export function shutdown(): void {
-    clearInterval(cleanupIntervalId)
-    stopHttpServer()
-}
+setInterval(cleanupExpiredSessions, 5 * 60 * 1000)
 
 export function getServerPort(): number {
     return serverPort

packages/mcp-server/src/index.ts

@@ -39,7 +39,6 @@ import {
     getState,
     requestSync,
     setState,
-    shutdown,
     startHttpServer,
     waitForSync,
 } from "./http-server.js"
@@ -48,7 +47,7 @@ import { validateAndFixXml } from "./xml-validation.js"
 
 // Server configuration
 const config = {
-    port: parseInt(process.env.PORT || "6002", 10),
+    port: parseInt(process.env.PORT || "6002"),
 }
 
 // Session state (single session for simplicity)
@@ -619,31 +618,6 @@ server.registerTool(
     },
 )
 
-// Graceful shutdown handler
-let isShuttingDown = false
-function gracefulShutdown(reason: string) {
-    if (isShuttingDown) return
-    isShuttingDown = true
-    log.info(`Shutting down: ${reason}`)
-    shutdown()
-    process.exit(0)
-}
-
-// Handle stdin close (primary method - works on all platforms including Windows)
-process.stdin.on("close", () => gracefulShutdown("stdin closed"))
-process.stdin.on("end", () => gracefulShutdown("stdin ended"))
-
-// Handle signals (may not work reliably on Windows)
-process.on("SIGINT", () => gracefulShutdown("SIGINT"))
-process.on("SIGTERM", () => gracefulShutdown("SIGTERM"))
-
-// Handle broken pipe (writing to closed stdout)
-process.stdout.on("error", (err) => {
-    if (err.code === "EPIPE" || err.code === "ERR_STREAM_DESTROYED") {
-        gracefulShutdown("stdout error")
-    }
-})
-
 // Start the MCP server
 async function main() {
     log.info("Starting MCP server for Next AI Draw.io (embedded mode)...")

scripts/electron-dev.mjs

@@ -253,7 +253,7 @@ async function main() {
                 },
             )
             console.log("👀 Watching for preset configuration changes...")
-        } catch (_err) {
+        } catch (err) {
             // File might not exist yet, that's ok
             setTimeout(setupConfigWatcher, 5000)
         }