add alembic and store metrics at db

alembic/versions/ec51bfd7f8fe_initial.py

@@ -0,0 +1,28 @@
+"""initial
+
+Revision ID: ec51bfd7f8fe
+Revises: 
+Create Date: 2026-02-10 11:10:12.415722
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'ec51bfd7f8fe'
+down_revision: Union[str, Sequence[str], None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    pass
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    pass