test: record complete contract cleanup timings

Provide synthetic-only completion counts and cumulative awaited-cleanup timing for each split contract so remote CI can verify the decomposition without inferring a detach-latency fix.

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: Chuxel

nodejs/test/e2e/assisted_autopilot_permission.e2e.test.ts

@@ -1130,6 +1130,19 @@ describe("Assisted permission handling in Autopilot", async () => {
                     HUMAN_REVIEW_OUTPUT,
                 ]);
             }
+            console.info(
+                "Assisted contract completed:",
+                JSON.stringify({
+                    contract,
+                    elapsedMs: Date.now() - started,
+                    cleanupMs: completedPhases
+                        .filter(({ phase }) => /cleanup|disconnect-before-resume/.test(phase))
+                        .reduce((total, { elapsedMs }) => total + elapsedMs, 0),
+                    agentCalls,
+                    judgeCalls: judgeOutputs.length,
+                    providerFailures: providerFailures.length,
+                })
+            );
         }
     );
 });