feat: add /debug/net route to test HF outbound network

apps/api/src/index.ts

@@ -74,6 +74,15 @@ server.get('/', async (_req, reply) => {
     return reply.code(200).type('application/json').send({ ok: true });
 });
 
+server.get('/debug/net', async (_req, reply) => {
+    try {
+        const res = await fetch('https://www.google.com', { method: 'GET' });
+        return reply.send({ ok: true, status: res.status });
+    } catch (e: any) {
+        return reply.code(500).send({ ok: false, error: e?.message || String(e) });
+    }
+});
+
 server.get('/health', async () => {
     return { status: 'ok', timestamp: new Date().toISOString() };
 });