feat: added dev and prod setup using esbuild

backend-pg/src/app.ts

@@ -0,0 +1,22 @@
+import Fasitfy from "fastify";
+
+const fastify = Fasitfy({
+  logger: true,
+});
+
+// Declare a route
+fastify.get("/", async function handler(_request, _reply) {
+  return { hello: "world changed" };
+});
+
+// Run the server!
+const main = async () => {
+  try {
+    await fastify.listen({ port: 8000 });
+  } catch (err) {
+    fastify.log.error(err);
+    process.exit(1);
+  }
+};
+
+main();