docs(archreview): PLAN-02 tasks.json — mark T21,T22,T23,T24 complete (final batch)

archreview/plans/PLAN-02-communication-store-and-forward.md.tasks.json

@@ -153,7 +153,7 @@
     {
       "id": 21,
       "subject": "Task 21: Peer-join S&F buffer resync (anti-entropy)",
-      "status": "pending",
+      "status": "completed",
       "blockedBy": [
         10,
         20
@@ -162,7 +162,7 @@
     {
       "id": 22,
       "subject": "Task 22: Conventions & observability cleanup batch (Lows)",
-      "status": "pending",
+      "status": "completed",
       "blockedBy": [
         16
       ]
@@ -170,7 +170,7 @@
     {
       "id": 23,
       "subject": "Task 23: Oldest-parked-age health metric (parked-retention aging signal)",
-      "status": "pending",
+      "status": "completed",
       "blockedBy": [
         20
       ]
@@ -178,7 +178,7 @@
     {
       "id": 24,
       "subject": "Task 24: Pin the reconciliation cursor boundary contract (>= at the site read)",
-      "status": "pending",
+      "status": "completed",
       "blockedBy": []
     }
   ],