diff --git a/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.json b/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.json
index c046df9c..9ba1c819 100644
--- a/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.json
+++ b/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.json
@@ -2,37 +2,37 @@
   "schema_version": 1,
   "channel": "homelab-runtime",
   "command_id": "SIGNALBOT-260921-MTS-LIVE-052REPAIR10",
-  "status": "FAIL",
-  "rc": 3,
+  "status": "BLOCKED",
+  "rc": 73,
   "host": "pve01",
   "mode": "change",
   "component": "sig-live-repair",
-  "started_at_utc": "2026-09-21T07:26:14Z",
-  "finished_at_utc": "2026-09-21T07:26:41Z",
+  "started_at_utc": "2026-09-21T07:27:52Z",
+  "finished_at_utc": "2026-09-21T07:27:52Z",
   "reference_register_checked": true,
   "reference_sha256": "5a3d8e5154c41cb582a4e0aca68090be1f0138918bf82131a948df326f9d8d66",
   "error_register_checked": true,
   "error_register_sha256": "3b09a553ec0f527ed3afeed4753f52a74ee3036045bbfb3c685e9f8af4ba7ba0",
   "command_sha256": "bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9",
-  "duplicate_failed_command_blocked": false,
-  "block_reason": null,
-  "execution_started": true,
+  "duplicate_failed_command_blocked": true,
+  "block_reason": "EXACT_FAILED_COMMAND_REPEAT",
+  "execution_started": false,
   "change_declared": true,
   "result_contract_valid": true,
-  "result_contract_status": "FAIL",
-  "result_contract_error": null,
-  "command_rc": 3,
-  "changes_made": true,
-  "rollback_started": true,
-  "rollback_restored": true,
-  "mutation_outcome": "ROLLED_BACK",
+  "result_contract_status": "BLOCKED",
+  "result_contract_error": "RUNNER_PREEXECUTION_BLOCK",
+  "command_rc": null,
+  "changes_made": false,
+  "rollback_started": false,
+  "rollback_restored": null,
+  "mutation_outcome": "NO_MUTATION",
   "sanitized": true,
   "secrets_included": false,
   "private_addresses_included": false,
   "raw_evidence_retained_locally": true,
-  "raw_evidence_sha256": "fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7",
-  "sanitized_output_sha256": "fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7",
+  "raw_evidence_sha256": "cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7",
+  "sanitized_output_sha256": "cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7",
   "output_truncated_in_json": false,
   "full_sanitized_output_url": "https://git.gram1.ru/.well-known/homelab-runtime/latest.txt",
-  "output": "SIGNALBOT052REPAIR10_EVIDENCE={\"code\":20,\"phase\":\"rollback\",\"pre_unresolved\":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],\"now_unresolved\":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],\"core_rc\":4}\nSIGNALBOT052REPAIR10_EXITCODE=20\nTASK_RESULT=FAIL_052R10_ROLLED_BACK\nHOMELAB_RESULT_CONTRACT={\"version\":1,\"command_id\":\"SIGNALBOT-260921-MTS-LIVE-052REPAIR10\",\"status\":\"FAIL\",\"changes_made\":true,\"rollback_started\":true,\"rollback_restored\":true}\n"
+  "output": "COMMAND_EXECUTION_BLOCKED=yes\nREASON=EXACT_FAILED_COMMAND_REPEAT\nPREVIOUS_RC=3\nCOMMAND_SHA256=bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9\n\nSet HOMELAB_ALLOW_REPEAT=1 only after reviewing the previous failure.\n"
 }
diff --git a/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.txt b/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.txt
index d15631de..ad0dc360 100644
--- a/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.txt
+++ b/runtime/history/SIGNALBOT-260921-MTS-LIVE-052REPAIR10.txt
@@ -1,7 +1,7 @@
 CHAT_OUTPUT_BEGIN
 COMMAND_ID=SIGNALBOT-260921-MTS-LIVE-052REPAIR10
-STATUS=FAIL
-RC=3
+STATUS=BLOCKED
+RC=73
 HOST=pve01
 MODE=change
 COMPONENT=sig-live-repair
@@ -10,27 +10,29 @@ REFERENCE_SHA256=5a3d8e5154c41cb582a4e0aca68090be1f0138918bf82131a948df326f9d8d6
 ERROR_REGISTER_CHECK=OK
 ERROR_REGISTER_SHA256=3b09a553ec0f527ed3afeed4753f52a74ee3036045bbfb3c685e9f8af4ba7ba0
 COMMAND_SHA256=bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9
-DUPLICATE_FAILED_COMMAND_BLOCKED=false
-EXECUTION_STARTED=true
+DUPLICATE_FAILED_COMMAND_BLOCKED=true
+EXECUTION_STARTED=false
 CHANGE_DECLARED=true
 RESULT_CONTRACT_VALID=true
-RESULT_CONTRACT_STATUS=FAIL
-RESULT_CONTRACT_ERROR=NONE
-COMMAND_RC=3
-CHANGES_MADE=true
-ROLLBACK_STARTED=true
-ROLLBACK_RESTORED=true
-MUTATION_OUTCOME=ROLLED_BACK
+RESULT_CONTRACT_STATUS=BLOCKED
+RESULT_CONTRACT_ERROR=RUNNER_PREEXECUTION_BLOCK
+COMMAND_RC=
+CHANGES_MADE=false
+ROLLBACK_STARTED=false
+ROLLBACK_RESTORED=null
+MUTATION_OUTCOME=NO_MUTATION
 SANITIZED=yes
 SECRETS_INCLUDED=no
 PRIVATE_ADDRESSES_INCLUDED=no
-RAW_EVIDENCE_SHA256=fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7
-SANITIZED_OUTPUT_SHA256=fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7
+RAW_EVIDENCE_SHA256=cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7
+SANITIZED_OUTPUT_SHA256=cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7
 OUTPUT_BEGIN
-SIGNALBOT052REPAIR10_EVIDENCE={"code":20,"phase":"rollback","pre_unresolved":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],"now_unresolved":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],"core_rc":4}
-SIGNALBOT052REPAIR10_EXITCODE=20
-TASK_RESULT=FAIL_052R10_ROLLED_BACK
-HOMELAB_RESULT_CONTRACT={"version":1,"command_id":"SIGNALBOT-260921-MTS-LIVE-052REPAIR10","status":"FAIL","changes_made":true,"rollback_started":true,"rollback_restored":true}
+COMMAND_EXECUTION_BLOCKED=yes
+REASON=EXACT_FAILED_COMMAND_REPEAT
+PREVIOUS_RC=3
+COMMAND_SHA256=bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9
+
+Set HOMELAB_ALLOW_REPEAT=1 only after reviewing the previous failure.
 
 OUTPUT_END
 CHAT_OUTPUT_END
diff --git a/runtime/latest.json b/runtime/latest.json
index c046df9c..9ba1c819 100644
--- a/runtime/latest.json
+++ b/runtime/latest.json
@@ -2,37 +2,37 @@
   "schema_version": 1,
   "channel": "homelab-runtime",
   "command_id": "SIGNALBOT-260921-MTS-LIVE-052REPAIR10",
-  "status": "FAIL",
-  "rc": 3,
+  "status": "BLOCKED",
+  "rc": 73,
   "host": "pve01",
   "mode": "change",
   "component": "sig-live-repair",
-  "started_at_utc": "2026-09-21T07:26:14Z",
-  "finished_at_utc": "2026-09-21T07:26:41Z",
+  "started_at_utc": "2026-09-21T07:27:52Z",
+  "finished_at_utc": "2026-09-21T07:27:52Z",
   "reference_register_checked": true,
   "reference_sha256": "5a3d8e5154c41cb582a4e0aca68090be1f0138918bf82131a948df326f9d8d66",
   "error_register_checked": true,
   "error_register_sha256": "3b09a553ec0f527ed3afeed4753f52a74ee3036045bbfb3c685e9f8af4ba7ba0",
   "command_sha256": "bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9",
-  "duplicate_failed_command_blocked": false,
-  "block_reason": null,
-  "execution_started": true,
+  "duplicate_failed_command_blocked": true,
+  "block_reason": "EXACT_FAILED_COMMAND_REPEAT",
+  "execution_started": false,
   "change_declared": true,
   "result_contract_valid": true,
-  "result_contract_status": "FAIL",
-  "result_contract_error": null,
-  "command_rc": 3,
-  "changes_made": true,
-  "rollback_started": true,
-  "rollback_restored": true,
-  "mutation_outcome": "ROLLED_BACK",
+  "result_contract_status": "BLOCKED",
+  "result_contract_error": "RUNNER_PREEXECUTION_BLOCK",
+  "command_rc": null,
+  "changes_made": false,
+  "rollback_started": false,
+  "rollback_restored": null,
+  "mutation_outcome": "NO_MUTATION",
   "sanitized": true,
   "secrets_included": false,
   "private_addresses_included": false,
   "raw_evidence_retained_locally": true,
-  "raw_evidence_sha256": "fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7",
-  "sanitized_output_sha256": "fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7",
+  "raw_evidence_sha256": "cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7",
+  "sanitized_output_sha256": "cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7",
   "output_truncated_in_json": false,
   "full_sanitized_output_url": "https://git.gram1.ru/.well-known/homelab-runtime/latest.txt",
-  "output": "SIGNALBOT052REPAIR10_EVIDENCE={\"code\":20,\"phase\":\"rollback\",\"pre_unresolved\":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],\"now_unresolved\":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],\"core_rc\":4}\nSIGNALBOT052REPAIR10_EXITCODE=20\nTASK_RESULT=FAIL_052R10_ROLLED_BACK\nHOMELAB_RESULT_CONTRACT={\"version\":1,\"command_id\":\"SIGNALBOT-260921-MTS-LIVE-052REPAIR10\",\"status\":\"FAIL\",\"changes_made\":true,\"rollback_started\":true,\"rollback_restored\":true}\n"
+  "output": "COMMAND_EXECUTION_BLOCKED=yes\nREASON=EXACT_FAILED_COMMAND_REPEAT\nPREVIOUS_RC=3\nCOMMAND_SHA256=bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9\n\nSet HOMELAB_ALLOW_REPEAT=1 only after reviewing the previous failure.\n"
 }
diff --git a/runtime/latest.txt b/runtime/latest.txt
index d15631de..ad0dc360 100644
--- a/runtime/latest.txt
+++ b/runtime/latest.txt
@@ -1,7 +1,7 @@
 CHAT_OUTPUT_BEGIN
 COMMAND_ID=SIGNALBOT-260921-MTS-LIVE-052REPAIR10
-STATUS=FAIL
-RC=3
+STATUS=BLOCKED
+RC=73
 HOST=pve01
 MODE=change
 COMPONENT=sig-live-repair
@@ -10,27 +10,29 @@ REFERENCE_SHA256=5a3d8e5154c41cb582a4e0aca68090be1f0138918bf82131a948df326f9d8d6
 ERROR_REGISTER_CHECK=OK
 ERROR_REGISTER_SHA256=3b09a553ec0f527ed3afeed4753f52a74ee3036045bbfb3c685e9f8af4ba7ba0
 COMMAND_SHA256=bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9
-DUPLICATE_FAILED_COMMAND_BLOCKED=false
-EXECUTION_STARTED=true
+DUPLICATE_FAILED_COMMAND_BLOCKED=true
+EXECUTION_STARTED=false
 CHANGE_DECLARED=true
 RESULT_CONTRACT_VALID=true
-RESULT_CONTRACT_STATUS=FAIL
-RESULT_CONTRACT_ERROR=NONE
-COMMAND_RC=3
-CHANGES_MADE=true
-ROLLBACK_STARTED=true
-ROLLBACK_RESTORED=true
-MUTATION_OUTCOME=ROLLED_BACK
+RESULT_CONTRACT_STATUS=BLOCKED
+RESULT_CONTRACT_ERROR=RUNNER_PREEXECUTION_BLOCK
+COMMAND_RC=
+CHANGES_MADE=false
+ROLLBACK_STARTED=false
+ROLLBACK_RESTORED=null
+MUTATION_OUTCOME=NO_MUTATION
 SANITIZED=yes
 SECRETS_INCLUDED=no
 PRIVATE_ADDRESSES_INCLUDED=no
-RAW_EVIDENCE_SHA256=fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7
-SANITIZED_OUTPUT_SHA256=fd109c1ec1914269b561eda7c4c5e220b60b42357cc29be785abd107583325c7
+RAW_EVIDENCE_SHA256=cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7
+SANITIZED_OUTPUT_SHA256=cbdf4a1b575575b759eac8b9fd06d4b3d83c3a38d70debcc46d358af60dcddc7
 OUTPUT_BEGIN
-SIGNALBOT052REPAIR10_EVIDENCE={"code":20,"phase":"rollback","pre_unresolved":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],"now_unresolved":[251009,303837,318578,350488,377008,397710,433876,437370,438938,455774,458373],"core_rc":4}
-SIGNALBOT052REPAIR10_EXITCODE=20
-TASK_RESULT=FAIL_052R10_ROLLED_BACK
-HOMELAB_RESULT_CONTRACT={"version":1,"command_id":"SIGNALBOT-260921-MTS-LIVE-052REPAIR10","status":"FAIL","changes_made":true,"rollback_started":true,"rollback_restored":true}
+COMMAND_EXECUTION_BLOCKED=yes
+REASON=EXACT_FAILED_COMMAND_REPEAT
+PREVIOUS_RC=3
+COMMAND_SHA256=bc3e9de0ffe5f779c120706c807048844a8772ece0bb414ef19493f06d4836f9
+
+Set HOMELAB_ALLOW_REPEAT=1 only after reviewing the previous failure.
 
 OUTPUT_END
 CHAT_OUTPUT_END