docs: record challenger delivery validation

docs/reports/leo-working-state-20260709/agent-challenger-loop-delegation-current.json

@@ -146,6 +146,16 @@
     "cleanup_owner": "integration-owner",
     "worker_must_not_remove_or_prune": true
   },
+  "delivery_validation": {
+    "origin_main_commit_merged": "15c30f1fbe30c8f2295ddc33e293a45788a95706",
+    "merge_commit": "45cf14a1df91f19b62a9235460e13c3dae616d90",
+    "feature_commits_preserved": true,
+    "focused_tests": "36 passed in 0.19s",
+    "full_tests": "1297 passed in 106.35s",
+    "ruff": "pass",
+    "diff_check": "pass",
+    "standalone_verifier": "pass"
+  },
   "parallelism_expected": 1,
   "parallelism_actual": 1,
   "active_workers": [],
@@ -153,5 +163,5 @@
   "queued_runnable_rows": [],
   "blocked_by_tooling_or_capacity": [],
   "blocked_by_collision_risk": [],
-  "repair_action": "T2 canary and independent judgment are complete; root owns the final proof commit, origin/main merge, post-merge tests, push, PR creation, and live PR readback."
+  "repair_action": "T2 canary, independent judgment, origin/main merge, and post-merge tests are complete; root owns push, PR creation, live PR readback, and retained_unintegrated lifecycle handoff."
 }

docs/reports/leo-working-state-20260709/leo-agent-challenger-loop-pr-current.md

@@ -36,7 +36,9 @@ The lane used the preserved project virtual environment because system Python do
 - Negative controls: 5/5 caught.
 - Independent post-live judge: `ACCEPT — T2_runtime`, no blocking findings.
 - Focused suite: 36 passed.
-- Full suite before origin/main integration: 1289 passed in 63.33 seconds.
+- Merged `origin/main` commit `15c30f1fbe30c8f2295ddc33e293a45788a95706` without rewriting the feature commits.
+- Post-merge focused suite: 36 passed in 0.19 seconds.
+- Post-merge full suite: 1297 passed in 106.35 seconds.
 - Ruff and `git diff --check`: pass.
 
 Retained files: