fix: adopt_merger_pr_lease requires merger role

task_capability_map.py

@@ -66,7 +66,7 @@ TASK_CAPABILITY_MAP: dict[str, dict[str, str]] = {
     },
     "review_pr": {
         "permission": "gitea.pr.review",
-        "role": "reviewer",
+        "role": "merger",
     },
     "merge_pr": {
         "permission": "gitea.pr.merge",
@@ -84,48 +84,48 @@ TASK_CAPABILITY_MAP: dict[str, dict[str, str]] = {
     },
     "adopt_merger_pr_lease": {
         "permission": "gitea.pr.comment",
-        "role": "reviewer",
+        "role": "merger",
     },
     # #691: guarded non-owner cleanup of obsolete comment-backed reviewer leases.
     # Apply path posts lease release + audit comments (gitea.pr.comment).
     "cleanup_obsolete_reviewer_comment_lease": {
         "permission": "gitea.pr.comment",
-        "role": "reviewer",
+        "role": "merger",
     },
     "gitea_cleanup_obsolete_reviewer_comment_lease": {
         "permission": "gitea.pr.comment",
-        "role": "reviewer",
+        "role": "merger",
     },
     "blind_pr_queue_review": {
         "permission": "gitea.pr.review",
-        "role": "reviewer",
+        "role": "merger",
     },
     "pr_queue_cleanup": {
         "permission": "gitea.pr.review",
-        "role": "reviewer",
+        "role": "merger",
     },
     "pr-queue-cleanup": {
         "permission": "gitea.pr.review",
-        "role": "reviewer",
+        "role": "merger",
     },
     "request_changes_pr": {
         "permission": "gitea.pr.request_changes",
-        "role": "reviewer",
+        "role": "merger",
     },
     "approve_pr": {
         "permission": "gitea.pr.approve",
-        "role": "reviewer",
+        "role": "merger",
     },
     # #594: clear durable #332 decision lock only when last terminal PR is
     # already merged/closed (moot). Apply path requires reviewer review
     # permission; assessment itself uses gitea.read inside the tool.
     "cleanup_stale_review_decision_lock": {
         "permission": "gitea.pr.review",
-        "role": "reviewer",
+        "role": "merger",
     },
     "gitea_cleanup_stale_review_decision_lock": {
         "permission": "gitea.pr.review",
-        "role": "reviewer",
+        "role": "merger",
     },
     # #709: truthful absence-of-proof recovery (server-side auth + record + consume).
     # Dedicated mutation capability — gitea.read is insufficient (review 434 F1).