fix: improve base query

db/query/base_query.py

@@ -52,8 +52,9 @@ class BaseQuery:
     def delete(self, db, model, id=None, filter_conditions=None):
         """Delete an entry by ID with optional filter conditions."""
         # Build the query to select the entry
+        query = select(model)
         if id :
-            query = select(model).where(model.id == id)
+            query = query.where(model.id == id)
             
         if filter_conditions:
             query = query.where(*filter_conditions)