Update validation_engine.py

validation_engine.py

@@ -28,9 +28,7 @@ def validate(value: str, param: ParameterConfig, locale: Optional[str] = None) -
     elif t == "bool":
         # Locale-aware boolean validation
         return validate_boolean(value, locale)
-    
-    # Special handling for date type
-    if param.type == "date":
+    elif t == "date":
         try:
             # Check if it's a valid ISO date format (YYYY-MM-DD)
             datetime.strptime(value, "%Y-%m-%d")