Adds perf metrics for each tRPC endpoint

apps/web/server/createRouter.ts

@@ -1,3 +1,5 @@
+import { performance } from "@calcom/lib/server/perfObserver";
+
 import * as trpc from "@trpc/server";
 
 import { Context } from "./createContext";
@@ -6,7 +8,13 @@ import { Context } from "./createContext";
  * Helper function to create a router with context
  */
 export function createRouter() {
-  return trpc.router<Context>();
+  return trpc.router<Context>().middleware(async ({ path, type, next }) => {
+    performance.mark("Start");
+    const result = await next();
+    performance.mark("End");
+    performance.measure(`[${result.ok ? "OK" : "ERROR"}][$1] ${type} '${path}'`, "Start", "End");
+    return result;
+  });
 }
 
 export function createProtectedRouter() {