initial commit

frontend/vite.config.js

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+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
+import tailwindcss from '@tailwindcss/vite';
+
+// The dev server proxies /api to the Go backend so the SPA and the API share an
+// origin during development. CORS stays enabled on the backend for anyone who
+// prefers to call it cross-origin instead.
+const BACKEND = process.env.GO_DOC_BACKEND ?? 'http://127.0.0.1:8080';
+
+export default defineConfig({
+  plugins: [react(), tailwindcss()],
+  server: {
+    port: 5173,
+    strictPort: true,
+    host: '127.0.0.1',
+    proxy: {
+      '/api': {
+        target: BACKEND,
+        changeOrigin: true,
+      },
+    },
+  },
+  build: {
+    outDir: 'dist',
+    emptyOutDir: true,
+    sourcemap: false,
+    chunkSizeWarningLimit: 900,
+  },
+});