better retry for models with noe image

app.py

@@ -194,8 +194,16 @@ async def sync_data():
     with database.get_db() as db:
         cursor = db.cursor()
         cursor.execute(
-            "SELECT * from models WHERE json_array_length(data, '$.images') < 1;")
-        models_no_images = list(cursor.fetchall())
+            "SELECT * from models")
+        all_models = list(cursor.fetchall())
+        models_no_images = []
+        for model in all_models:
+            model_data = json.loads(model['data'])
+            images = model_data['images']
+            filtered_images = [x for x in images if x is not None]
+            if len(filtered_images) == 0:
+                models_no_images.append(model)
+
         for model in tqdm(models_no_images):
             model_id = model['id']
             model_data = json.loads(model['data'])