Add monitoring TG service

alembic/versions/0005_add_sender_info.py

@@ -0,0 +1,30 @@
+"""add sender_username and sender_name to messages
+
+Revision ID: 0005
+Revises: 0004
+Create Date: 2026-05-06
+
+"""
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+revision: str = "0005"
+down_revision: Union[str, None] = "0004"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "messages", sa.Column("sender_username", sa.String(length=64), nullable=True)
+    )
+    op.add_column(
+        "messages", sa.Column("sender_name", sa.String(length=255), nullable=True)
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("messages", "sender_name")
+    op.drop_column("messages", "sender_username")