feat: Add a /api/ping endpoint that returns { pong: true, ts: Date.now() }

src/app/api/ping/route.ts

@@ -0,0 +1,20 @@
+// FILE: src/app/api/ping/route.ts
+import { NextRequest } from 'next/server';
+import { logger } from '@/lib/logger';
+
+/**
+ * Handles GET requests to /api/ping.
+ * Responds with { pong: true, ts: Date.now() } in JSON.
+ * Logs request and response timestamp.
+ */
+export async function GET(req: NextRequest) {
+  const now = Date.now();
+  logger.info({ event: 'ping_requested', ts: now });
+  return new Response(
+    JSON.stringify({ pong: true, ts: now }),
+    {
+      status: 200,
+      headers: { 'Content-Type': 'application/json' },
+    }
+  );
+}

tests/api/ping.test.ts

@@ -0,0 +1,16 @@
+// FILE: tests/api/ping.test.ts
+import { describe, it, expect, vi } from 'vitest';
+import request from 'supertest';
+import app from '../../src/app';
+
+describe('GET /api/ping', () => {
+  it('should return a 200 status and correct response format', async () => {
+    const response = await request(app).get('/api/ping');
+    expect(response.status).toBe(200);
+    expect(typeof response.body.ts).toBe('number');
+    expect(response.body.pong).toBe(true);
+    // Ensure ts is a recent timestamp
+    const now = Date.now();
+    expect(Math.abs(now - response.body.ts)).toBeLessThan(3000);
+  });
+});