task: add send common mail task

database/tcontent/crud.py

@@ -0,0 +1,32 @@
+from database.tcontent.model import TContent
+
+def create_content(db, content: TContent):
+    db.add(content)
+    db.commit()
+    db.refresh(content)
+    return content
+
+def get_content_by_id(db, content_id: int):
+    return db.query(TContent).filter(TContent.id == content_id).first()
+
+def update_content(db, content_id: int, updates: dict):
+    content = db.query(TContent).filter(TContent.id == content_id).first()
+    if content:
+        for key, value in updates.items():
+            setattr(content, key, value)
+        db.commit()
+        db.refresh(content)
+    return content
+
+def delete_content(db, content_id: int):
+    content = db.query(TContent).filter(TContent.id == content_id).first()
+    if content:
+        db.delete(content)
+        db.commit()
+    return content
+
+def drop_table(db):
+    TContent.__table__.drop(db.get_bind(), checkfirst=True)
+
+def create_table(db):
+    TContent.__table__.create(db.get_bind(), checkfirst=True)