Add update session view for Grafana

welearn_database/alembic/versions/f8602200fa99_update_session_view.py

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+"""update session view
+
+Revision ID: f8602200fa99
+Revises: 9b4f1da0c1f2
+Create Date: 2026-03-12 12:34:29.240684
+
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "f8602200fa99"
+down_revision: Union[str, None] = "9b4f1da0c1f2"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.execute(
+        """
+CREATE OR REPLACE VIEW grafana."session"
+AS SELECT *
+   FROM user_related.session;
+    """
+    )
+
+
+def downgrade() -> None:
+    op.execute(
+        """
+CREATE OR REPLACE VIEW grafana."session"
+AS SELECT session.id,
+    session.inferred_user_id,
+    session.created_at,
+    session.end_at,
+    session.host
+   FROM user_related.session;
+    """
+    )