feat(build): bundle frontend with vite and matrix-js-sdk, fix HOST in server.js

.gitignore

@@ -1,2 +1,4 @@
 node_modules/
+dist/
 .codesearch/
+

Dockerfile

@@ -6,9 +6,9 @@ WORKDIR /app
 
 COPY package*.json ./
 
-RUN npm ci --omit=dev
+RUN npm ci
 
-COPY server.js tracing.js ./
+COPY server.js tracing.js vite.config.mjs ./
 COPY public/ ./public/
 
 # Inject build release into index.html if APP_RELEASE is specified
@@ -18,6 +18,8 @@ RUN if [ -n "${APP_RELEASE}" ]; then \
       sed -i "s/window.__APP_RELEASE__ || \"dev\"/\"${APP_RELEASE}\"/g" ./public/index.html; \
     fi
 
+RUN npm run build && npm prune --omit=dev
+
 ENV PORT=8080 \
     HOST=0.0.0.0
 

package.json

@@ -4,6 +4,7 @@
   "version": "0.1.0",
   "description": "Discord-clone POC: WebRTC voice chat + screen sharing + spatial audio",
   "scripts": {
+    "build": "vite build",
     "start": "node server.js",
     "test": "node --test"
   },
@@ -16,6 +17,16 @@
     "@opentelemetry/sdk-logs": "^0.222.0",
     "@opentelemetry/sdk-node": "^0.222.0",
     "@opentelemetry/semantic-conventions": "^1.43.0",
+    "matrix-js-sdk": "^42.4.0",
     "ws": "^8.18.0"
+  },
+  "devDependencies": {
+    "@vitejs/plugin-basic-ssl": "^2.3.0",
+    "esbuild": "^0.28.2",
+    "vite": "^8.3.0",
+    "vite-plugin-node-polyfills": "^0.28.0"
+  },
+  "allowScripts": {
+    "esbuild@0.28.2": true
   }
 }

public/app.js

@@ -1,6 +1,4 @@
-/* gibbz voice POC — WebRTC mesh voice + screen share + spatial audio.
-   POC shortcuts: no auth (voice), no E2E crypto (matrix text), single audio context. */
-import * as matrixcs from 'https://cdn.jsdelivr.net/npm/matrix-js-sdk@42.4.0/lib/browser-index.min.js';
+import * as matrixcs from 'matrix-js-sdk';
 
 // ---------------------------------------------------------------------------
 // state

public/index.html

@@ -120,6 +120,6 @@
 
 <div id="toasts"></div>
 
-<script type="module" src="app.js?v=11"></script>
+<script type="module" src="/app.js"></script>
 </body>
 </html>

server.js

@@ -10,7 +10,9 @@ const { WebSocketServer } = require('ws');
 
 const PORT = Number(process.env.PORT || 8080);
 const HOST = process.env.HOST || '0.0.0.0';
-const PUBLIC_DIR = path.join(__dirname, 'public');
+const STATIC_DIR = fs.existsSync(path.join(__dirname, 'dist'))
+  ? path.join(__dirname, 'dist')
+  : path.join(__dirname, 'public');
 
 // ---------------------------------------------------------------------------
 // ICE configuration: env-driven, full JSON override wins.
@@ -74,8 +76,8 @@ const MIME = {
 function serveStatic(req, res) {
   const urlPath = decodeURIComponent(new URL(req.url, 'http://x').pathname);
   let rel = urlPath === '/' ? '/index.html' : urlPath;
-  const file = path.normalize(path.join(PUBLIC_DIR, rel));
-  if (!file.startsWith(PUBLIC_DIR)) {
+  const file = path.normalize(path.join(STATIC_DIR, rel));
+  if (!file.startsWith(STATIC_DIR)) {
     res.writeHead(403).end('forbidden');
     return;
   }

vite.config.mjs

@@ -0,0 +1,26 @@
+import { defineConfig } from 'vite';
+import { nodePolyfills } from 'vite-plugin-node-polyfills';
+import path from 'path';
+
+export default defineConfig({
+  root: 'public',
+  plugins: [
+    nodePolyfills({
+      include: ['buffer', 'crypto', 'events', 'stream', 'util'],
+      globals: {
+        Buffer: true,
+        global: true,
+        process: true,
+      },
+    }),
+  ],
+  build: {
+    outDir: '../dist',
+    emptyOutDir: true,
+    target: 'esnext',
+    minify: 'esbuild',
+    rollupOptions: {
+      input: path.resolve(import.meta.dirname, 'public/index.html'),
+    },
+  },
+});