next-ai-draw-io/next.config.ts

import type { NextConfig } from "next"
import packageJson from "./package.json"

const nextConfig: NextConfig = {
    /* config options here */
    output: "standalone",
    // Keep the dev badge clear of the chat panel (right) and the page tabs
    // (bottom left)
    devIndicators: { position: "top-left" },
    // 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,
    },
    // The bundled draw.io shares the app's origin (and its stored keys):
    // only the app may put it in a frame
    async headers() {
        return [
            {
                source: "/drawio/:path*",
                headers: [
                    {
                        key: "Content-Security-Policy",
                        value: "frame-ancestors 'self'",
                    },
                    { key: "X-Frame-Options", value: "SAMEORIGIN" },
                ],
            },
        ]
    },
    // Include instrumentation.ts in standalone build for Langfuse telemetry,
    // and the shape library docs get_shape_library reads at run time
    outputFileTracingIncludes: {
        "*": ["./instrumentation.ts"],
        "/api/chat": ["./docs/shape-libraries/*.md"],
    },
}

export default nextConfig

// Initialize OpenNext Cloudflare for local development only
// This must be a dynamic import to avoid loading workerd binary during builds
if (process.env.NODE_ENV === "development") {
    import("@opennextjs/cloudflare").then(
        ({ initOpenNextCloudflareForDev }) => {
            initOpenNextCloudflareForDev()
        },
    )
}