Initial commit: full-stack Bun + Elysia + React template

Elysia.js API with session-based auth (email/password + Google OAuth),
role system (USER/ADMIN/SUPER_ADMIN), Prisma + PostgreSQL, React 19
with Mantine UI, TanStack Router, dark theme, and comprehensive test
suite (unit, integration, E2E with Lightpanda).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

vite.config.ts

@@ -0,0 +1,30 @@
+import path from 'node:path'
+import { TanStackRouterVite } from '@tanstack/router-vite-plugin'
+import react from '@vitejs/plugin-react'
+import { defineConfig } from 'vite'
+
+export default defineConfig({
+  root: process.cwd(),
+  resolve: {
+    alias: {
+      '@': path.resolve(__dirname, './src'),
+    },
+  },
+  plugins: [
+    TanStackRouterVite({
+      routesDirectory: './src/frontend/routes',
+      generatedRouteTree: './src/frontend/routeTree.gen.ts',
+      routeFileIgnorePrefix: '-',
+      quoteStyle: 'single',
+    }),
+    react(),
+  ],
+  build: {
+    outDir: 'dist',
+    emptyOutDir: true,
+    sourcemap: true,
+    rollupOptions: {
+      input: path.resolve(__dirname, 'index.html'),
+    },
+  },
+})