feat(FIX-160): completed feature

backlog/features.json

@@ -6651,6 +6651,30 @@
         "close": true
       },
       "completed_at": "2026-08-22T15:35:09Z"
+    },
+    {
+      "id": "FIX-160",
+      "type": "fix",
+      "title": "Fix POS hydration mismatch: suppressHydrationWarning on html tag",
+      "problem": "POS app (apps/pos) has hydration mismatch due to LastPass injecting data-lt-installed attribute on html tag",
+      "goal": "Add suppressHydrationWarning to html tag in POS layout.tsx",
+      "scope_in": [
+        "apps/pos/src/app/layout.tsx"
+      ],
+      "scope_out": [],
+      "priority": "high",
+      "risk": "low",
+      "description": "Browser extension LastPass injects data-lt-installed attribute, causing React hydration mismatch. Same fix as FIX-001 for admin app.",
+      "acceptance": "No hydration warnings in browser console",
+      "status": "done",
+      "created_at": "2026-08-22",
+      "gates": {
+        "reviewer": true,
+        "security": true,
+        "qa": true,
+        "close": true
+      },
+      "completed_at": "2026-08-22T15:35:43Z"
     }
   ]
 }