feat: add /api/health endpoint

apps/backend/src/index.ts

@@ -6,6 +6,10 @@ import { logger } from "./lib/logger";
 
 const app = new Hono();
 
+app.get("/api/health", (c) => {
+  return c.json({ status: "ok", timestamp: new Date().toISOString() });
+});
+
 app.route("/api/quotes", quotesRouter);
 
 app.use("/assets/*", serveStatic({ root: "./web" }));