feat: add healthcheck

src/routes/api/health.ts

@@ -0,0 +1,20 @@
+import { createAPIFileRoute } from "@tanstack/start/api";
+import { prisma } from "@/lib/server/db";
+
+export const Route = createAPIFileRoute("/api/health")({
+  GET: async () => {
+    let dbStatus = "disconnected";
+    try {
+      await prisma.$queryRaw`SELECT 1`;
+      dbStatus = "connected";
+    } catch {
+      dbStatus = "error";
+    }
+
+    return Response.json({
+      status: "ok",
+      timestamp: new Date().toISOString(),
+      database: dbStatus,
+    });
+  },
+});