fix(test): include vitest lane labels in timeout logs

test/scripts/run-vitest.test.ts

@@ -97,4 +97,28 @@ describe("scripts/run-vitest", () => {
       vi.useRealTimers();
     }
   });
+
+  it("includes the runner label in watchdog logs when provided", () => {
+    vi.useFakeTimers();
+    try {
+      const stdout = new EventEmitter();
+      const logSpy = vi.fn();
+
+      installVitestNoOutputWatchdog({
+        streams: [stdout],
+        timeoutMs: 1000,
+        forceKillAfterMs: 0,
+        label: "run --config test/vitest/vitest.secrets.config.ts",
+        log: logSpy,
+        onTimeout: () => {},
+      });
+
+      vi.advanceTimersByTime(1000);
+      expect(logSpy).toHaveBeenCalledWith(
+        "[vitest] no output for 1000ms; terminating stalled Vitest process group (run --config test/vitest/vitest.secrets.config.ts).",
+      );
+    } finally {
+      vi.useRealTimers();
+    }
+  });
 });