Create basic health check script

Author: markmiro

backend/selective-entry.ts

@@ -148,6 +148,25 @@ export default {
       );
     }
 
+    // Basic Cloudflare health endpoint (no framework)
+    if (pathname === "/api/cloudflare-health" && request.method === "GET") {
+      return new workerGlobals.Response(
+        JSON.stringify({
+          status: "healthy",
+          service: "cloudflare-worker",
+          timestamp: new Date().toISOString(),
+          deployment_env: env.DEPLOYMENT_ENV,
+        }),
+        {
+          status: 200,
+          headers: {
+            "Content-Type": "application/json",
+            "Access-Control-Allow-Origin": "*",
+          },
+        }
+      );
+    }
+
     // CORS preflight handling
     if (request.method === "OPTIONS") {
       return new workerGlobals.Response(null, {

backend/trpc/index.ts

@@ -44,6 +44,19 @@ export const appRouter = router({
     return ctx;
   }),
 
+  // Health endpoint - public
+  health: publicProcedure.query(async (opts) => {
+    const { ctx } = opts;
+    return {
+      status: "healthy",
+      framework: "trpc",
+      deployment_env: ctx.env.DEPLOYMENT_ENV,
+      timestamp: new Date().toISOString(),
+      authenticated: ctx.user !== null,
+      user_id: ctx.user?.id || null,
+    };
+  }),
+
   // Get current user (private data)
   me: authedProcedure.query(async (opts) => {
     const { ctx } = opts;

package.json

@@ -46,7 +46,8 @@
     "format": "prettier --write .",
     "format:check": "prettier --check .",
     "check": "pnpm type-check && pnpm lint && pnpm format:check",
-    "start": "echo 'Use `pnpm dev` to run the integrated server (frontend + backend). Legacy `dev:sync` script removed - now using Cloudflare Vite plugin.'"
+    "start": "echo 'Use `pnpm dev` to run the integrated server (frontend + backend). Legacy `dev:sync` script removed - now using Cloudflare Vite plugin.'",
+    "health": "tsx scripts/health.ts"
   },
   "dependencies": {
     "@codemirror/autocomplete": "^6.18.6",
@@ -178,6 +179,7 @@
     "prettier-plugin-tailwindcss": "^0.6.13",
     "rollup-plugin-visualizer": "^6.0.3",
     "tailwindcss": "^4.1.10",
+    "tsx": "^4.19.2",
     "typescript": "^5.8.3",
     "vite": "^6.3.5",
     "vitest": "^3.0.0",