Fix syntax errors: indentation issues

app/smart_recommendation.py

@@ -44,7 +44,7 @@ class SmartBudgetRecommender:
         # This ensures we only show recommendations for budgets the user actually created
         if not category_data:
             print(f"No budgets found for user_id: {user_id}, returning empty recommendations")
-                return []
+            return []
         
         recommendations: List[BudgetRecommendation] = []
 
@@ -84,7 +84,7 @@ class SmartBudgetRecommender:
                         elif std_dev > avg_expense * 0.05:
                             recommended_budget = avg_expense * 1.20
                             action = "increase"
-            else:
+                        else:
                             recommended_budget = avg_expense * 1.05
                             action = "increase"
                 
@@ -731,7 +731,7 @@ class SmartBudgetRecommender:
             
             if isinstance(date, str):
                 try:
-                date = datetime.fromisoformat(date.replace('Z', '+00:00'))
+                    date = datetime.fromisoformat(date.replace('Z', '+00:00'))
                 except (ValueError, AttributeError):
                     continue
             elif not isinstance(date, datetime):