CLAUDE: Mark HIGH-001 as complete in project plan

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend-sba/REFACTORING_PLAN.json

@@ -6,7 +6,7 @@
     "totalEstimatedHours": 52.75,
     "criticalBlockersHours": 6.5,
     "totalTasks": 47,
-    "completedTasks": 4
+    "completedTasks": 5
   },
   "categories": {
     "critical": "Must fix before any production use",
@@ -87,8 +87,8 @@
       "description": "No recovery UI exists when WebSocket connection permanently fails. Users get stuck with no way to recover except refreshing the page manually.",
       "category": "high",
       "priority": 3,
-      "completed": false,
-      "tested": false,
+      "completed": true,
+      "tested": true,
       "dependencies": [],
       "files": [
         {