fix: resolve conflicts for PR #382

Merge prgs/master; keep already-landed oldest-eligible-PR test from
#295 alongside master already-landed gate and target-branch freshness tests.

review_proofs.py

@@ -1710,6 +1710,11 @@ def build_final_report(checkout_proof, inventory, validation, contamination,
         if report_text
         else {"proven": True, "block": False, "reasons": [], "violations": []}
     )
+    reconcile_linked_issue = (
+        assess_reconcile_linked_issue_report(report_text)
+        if report_text and _RECONCILE_LINKED_ISSUE_HINT.search(report_text)
+        else {"proven": True, "block": False, "reasons": []}
+    )
     already_landed_handoff = (
         assess_already_landed_handoff_report(report_text)
         if report_text
@@ -1892,6 +1897,11 @@ def build_final_report(checkout_proof, inventory, validation, contamination,
             "queue-status report violates loaded workflow proof gates (#339)"
         )
         downgrade_reasons.extend(queue_status_report.get("reasons", []))
+    if not reconcile_linked_issue.get("proven"):
+        downgrade_reasons.append(
+            "reconciliation linked issue status lacks live fetch proof (#300)"
+        )
+        downgrade_reasons.extend(reconcile_linked_issue.get("reasons", []))
     if not pr_queue_cleanup_report.get("proven"):
         downgrade_reasons.append(
             "PR-only cleanup report violates cleanup-mode proof gates (#390)"
@@ -2005,6 +2015,10 @@ def build_final_report(checkout_proof, inventory, validation, contamination,
         "queue_status_violations": list(
             queue_status_report.get("violations") or []
         ),
+        "reconcile_linked_issue_proven": bool(reconcile_linked_issue.get("proven")),
+        "reconcile_linked_issue_violations": list(
+            reconcile_linked_issue.get("reasons") or []
+        ),
         "pr_queue_cleanup_report_proven": bool(
             pr_queue_cleanup_report.get("proven")
         ),
@@ -4909,6 +4923,11 @@ _QUEUE_STATUS_REPORT_HINT = re.compile(
     re.I,
 )
 
+_RECONCILE_LINKED_ISSUE_HINT = re.compile(
+    r"already[- ]landed|reconcil|linked issue(?:\s+live)?\s+status",
+    re.I,
+)
+
 _PR_QUEUE_CLEANUP_REPORT_HINT = re.compile(
     r"workflows/pr-queue-cleanup\.md|task:\s*pr-queue-cleanup|"
     r"pr[- ]only queue cleanup",
@@ -4922,6 +4941,7 @@ def assess_pr_queue_cleanup_report(report_text: str | None) -> dict:
 
     return _assess(report_text or "")
 
+
 _GATE_PASSED_VALUE = re.compile(r"\bpassed\b", re.I)
 
 _NOT_APPLICABLE_VALUE = re.compile(
@@ -5345,6 +5365,13 @@ def assess_validation_worktree_edit_report(report_text, **kwargs):
     return _assess(report_text, **kwargs)
 
 
+def assess_reconcile_linked_issue_report(report_text, **kwargs):
+    """#300: prove linked issue status was fetched live in reconciliation handoffs."""
+    from reviewer_reconcile_linked_issue import assess_reconcile_linked_issue_report as _assess
+
+    return _assess(report_text, **kwargs)
+
+
 def assess_already_landed_handoff_report(report_text, **kwargs):
     """#299: reject stale fields after the already-landed gate fires."""
     from reviewer_already_landed_handoff import assess_already_landed_handoff_report as _assess