feat(core-shared): enable OTel auto-instrumentations (http + undici + pg)

packages/core-shared/src/instrumentation/otel/init-server-node.ts

@@ -1,4 +1,8 @@
 import { NodeSDK, tracing } from "@opentelemetry/sdk-node";
+import { registerInstrumentations } from "@opentelemetry/instrumentation";
+import { HttpInstrumentation } from "@opentelemetry/instrumentation-http";
+import { UndiciInstrumentation } from "@opentelemetry/instrumentation-undici";
+import { PgInstrumentation } from "@opentelemetry/instrumentation-pg";
 import { buildResource } from "./resource";
 import { createSentryOtelBridge } from "./sentry-bridge";
 
@@ -57,5 +61,23 @@ export function initOtelServerNode(opts: InitOtelServerNodeOpts): NodeSDK {
   });
 
   sdk.start();
+
+  registerInstrumentations({
+    instrumentations: [
+      new HttpInstrumentation({
+        requestHook: (span, request) => {
+          const url = (request as { url?: string }).url ?? "";
+          span.setAttribute("http.url.path", url.split("?")[0] ?? "");
+        },
+        ignoreIncomingRequestHook: (req) => {
+          const url = (req as { url?: string }).url ?? "";
+          return url === "/_health" || url === "/_otel-export";
+        },
+      }),
+      new UndiciInstrumentation(),
+      new PgInstrumentation({ enhancedDatabaseReporting: false }),
+    ],
+  });
+
   return sdk;
 }