fix: bypass static index.html serving to allow dynamic header path rewriting

drills/flat-stack-presejpacky/server.ts

@@ -9,6 +9,13 @@ const __dirname = path.dirname(__filename);
 const app = express();
 const PORT = process.env.PORT || 3000;
 
+// Log all incoming request methods, URLs, and headers
+app.use((req, res, next) => {
+  console.log(`[Express Request] ${req.method} ${req.url}`);
+  console.log('Headers:', JSON.stringify(req.headers, null, 2));
+  next();
+});
+
 // Middleware to strip base path prefix from request headers if present
 app.use((req, res, next) => {
   const prefix = (req.headers['x-forwarded-prefix'] as string) || (req.headers['x-base-path'] as string) || '';
@@ -23,8 +30,15 @@ app.use((req, res, next) => {
   next();
 });
 
-// Serve static files from the 'dist' directory
+// Serve static files from the 'dist' directory, but bypass index.html requests
-app.use(express.static(path.join(__dirname, 'dist')));
+// so they can be handled dynamically by our fallback route.
+app.use((req, res, next) => {
+  if (req.url === '/index.html') {
+    return next();
+  }
+  next();
+});
+app.use(express.static(path.join(__dirname, 'dist'), { index: false }));
 
 // Fallback to index.html for Single Page Application routing, injecting base path from headers
 app.get('*', (req, res) => {

drills/flat-stack-presejpacky/vite.config.ts

@@ -12,8 +12,15 @@ export default defineConfig(() => {
       },
     },
     server: {
+      configureServer(server) {
+        server.middlewares.use((req, res, next) => {
+          console.log(`[Vite Request] ${req.method} ${req.url}`);
+          console.log('Headers:', JSON.stringify(req.headers, null, 2));
+          next();
+        });
+      },
       // HMR is disabled in AI Studio via DISABLE_HMR env var.
-      // Do not modify—file watching is disabled to prevent flickering during agent edits.
+      // Do not modify—file watching is disabled to prevent flickering during agent edits.
       hmr: process.env.DISABLE_HMR !== 'true',
       // Disable file watching when DISABLE_HMR is true to save CPU during agent edits.
       watch: process.env.DISABLE_HMR === 'true' ? null : {},