Final integrated deployment: UI served on /frontend path, Unified Docker container

frontend/vite.config.js

@@ -0,0 +1,11 @@
+import { defineConfig } from 'vite';
+
+export default defineConfig({
+  base: '/frontend/',
+  build: {
+    outDir: 'dist',
+  },
+  server: {
+    port: 5173,
+  },
+});