Merge remote-tracking branch 'origin/main' into copilot/feat-reconcile-unmanaged-position-durable-lifecycl

# Conflicts:
#	.proofline/criteria/ac-0029.md
#	.proofline/identities.json
#	tests/adapters/persistence/test_migration_and_drift.py

Co-authored-by: genichin <4282227+genichin@users.noreply.github.com>

trex_core/application/reconciliation.py

@@ -742,7 +742,7 @@ def sync_slot_to_broker(
     Broker qty == 0 for slot   → skipped with WARN (slot-side A-case guard).
     Broker-only (no slot)      → NOT handled here; caller filters (FR-3).
 
-    After update, if slot.qty == broker_qty: clear_warned(slot_id).
+    After update, if slot.qty == broker_qty: clear_warned(slot_id, case_code="B").
     """
     from uuid import UUID
 
@@ -983,14 +983,15 @@ def sync_slot_to_broker(
     after_avg = float(refreshed.avg_price) if (refreshed and refreshed.avg_price is not None) else None
     after = {"qty": after_qty, "status": after_status, "avg_price": after_avg}
 
-    # Clear warning when qty now matches broker
+    # Clear B-case warning when qty now matches broker
     warning_cleared = False
     if after_qty is not None and int(after_qty) == broker_qty:
         try:
-            warn_store.clear_warned(slot_id)
+            warn_store.clear_warned(slot_id, case_code="B")
             warning_cleared = True
             _log.info(
-                "sync: reconcile-warning cleared slot=%s symbol=%s broker_qty=%d actor=sync",
+                "sync: reconcile-warning cleared slot=%s symbol=%s case_code=B "
+                "broker_qty=%d actor=sync",
                 slot_id, sym, broker_qty,
             )
         except Exception:  # noqa: BLE001
@@ -1075,7 +1076,7 @@ def verify_slot_reconcile(
             "reason": "no active reconcile-warning (already cleared or never set)",
         }
 
-    # Check case_code — verify is C-only (REQ-106 OQ-C).
+    # Check case set — verify is C-only (REQ-106 OQ-C).
     info = warn_store.get_warning_info(slot_id_str)
     if info is None:
         return {
@@ -1087,8 +1088,13 @@ def verify_slot_reconcile(
             "reason": "warning exists but get_warning_info returned None (unexpected)",
         }
 
-    case_code = info.get("case_code", "")
-    if case_code != "C":
+    case_codes_raw = info.get("case_codes")
+    if isinstance(case_codes_raw, list):
+        case_codes = {str(code) for code in case_codes_raw if code}
+    else:
+        case_code = str(info.get("case_code", ""))
+        case_codes = {case_code} if case_code else set()
+    if "C" not in case_codes:
         return {
             "portfolio_id": portfolio_id,
             "slot_id": slot_id_str,
@@ -1096,7 +1102,7 @@ def verify_slot_reconcile(
             "hub_qty": None,
             "broker_qty": None,
             "reason": (
-                f"warning case_code='{case_code}' is not 'C' — "
+                f"warning case_codes={sorted(case_codes)} do not include 'C' — "
                 "use 'trex-core sync' to resolve B-case (slot↔broker qty mismatch)"
             ),
         }
@@ -1127,9 +1133,17 @@ def verify_slot_reconcile(
                     continue
                 sid_str = str(s.slot_id)
                 warn_info = warn_store.get_warning_info(sid_str)
-                if warn_info is None or warn_info.get("case_code") != "C":
+                if warn_info is None:
                     continue
-                warn_store.clear_warned(sid_str)
+                warned_codes_raw = warn_info.get("case_codes")
+                if isinstance(warned_codes_raw, list):
+                    warned_codes = {str(code) for code in warned_codes_raw if code}
+                else:
+                    case_code = str(warn_info.get("case_code", ""))
+                    warned_codes = {case_code} if case_code else set()
+                if "C" not in warned_codes:
+                    continue
+                warn_store.clear_warned(sid_str, case_code="C")
                 store.set_warning(s.portfolio_id, False)
                 cleared_slots.append(sid_str)
             _log.info(