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>

tests/integration/health.test.ts

@@ -0,0 +1,13 @@
+import { test, expect, describe } from 'bun:test'
+import { createTestApp } from '../helpers'
+
+const app = createTestApp()
+
+describe('GET /health', () => {
+  test('returns 200 with status ok', async () => {
+    const res = await app.handle(new Request('http://localhost/health'))
+    expect(res.status).toBe(200)
+    const body = await res.json()
+    expect(body).toEqual({ status: 'ok' })
+  })
+})