Add monitoring TG service

alembic/versions/0007_add_channel_vertical.py

@@ -0,0 +1,37 @@
+"""split channels into two verticals: real_estate / hr
+
+Existing rows get `real_estate` per the migration decision — the service was
+real-estate-only before this column existed.
+
+Revision ID: 0007
+Revises: 0006
+Create Date: 2026-05-19
+
+"""
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+revision: str = "0007"
+down_revision: Union[str, None] = "0006"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "channels",
+        sa.Column(
+            "vertical",
+            sa.String(length=32),
+            nullable=False,
+            server_default="real_estate",
+        ),
+    )
+    op.create_index("ix_channels_vertical", "channels", ["vertical"])
+
+
+def downgrade() -> None:
+    op.drop_index("ix_channels_vertical", table_name="channels")
+    op.drop_column("channels", "vertical")