Implement comprehensive fix

src/lib/smartStateUpdate.ts

@@ -9,7 +9,12 @@ function hashContent(obj: any): string {
   if (obj === null || obj === undefined) return 'null';
   if (typeof obj !== 'object') return String(obj);
   
-  // Sort keys for stable hashing
+  // Handle arrays
+  if (Array.isArray(obj)) {
+    return `[${obj.map(hashContent).join(',')}]`;
+  }
+  
+  // Sort keys for stable hashing (CRITICAL for nested objects!)
   const sortedKeys = Object.keys(obj).sort();
   const parts = sortedKeys.map(key => `${key}:${hashContent(obj[key])}`);
   return parts.join('|');