fix(STATE-WP-0064): parse consistency sweep stdout with skip prefixes

Extract the JSON payload from mixed script output and document Railiance01
kubectl sync steps. Mark T02 done after cluster bridge and resolver canaries.

api/services/consistency_sweep.py

@@ -50,11 +50,27 @@ def _parse_stderr(stderr: str) -> dict[str, list[str]]:
     }
 
 
+def _extract_json_payload(text: str) -> Any:
+    stripped = text.strip()
+    if not stripped:
+        return []
+    decoder = json.JSONDecoder()
+    for index, char in enumerate(stripped):
+        if char not in "{[":
+            continue
+        try:
+            payload, _end = decoder.raw_decode(stripped, index)
+            return payload
+        except json.JSONDecodeError:
+            continue
+    raise json.JSONDecodeError("No JSON payload found", stripped, 0)
+
+
 def _parse_stdout(stdout: str) -> list[ConsistencySweepRepoResult]:
     text = stdout.strip()
     if not text:
         return []
-    payload = json.loads(text)
+    payload = _extract_json_payload(text)
     items = payload if isinstance(payload, list) else [payload]
     results: list[ConsistencySweepRepoResult] = []
     for item in items: