Add UTC datetime helpers to attempt to fix running issue

backend/alembic/versions/e7a9c2b1d4f0_add_pending_esp_api_key.py

@@ -0,0 +1,25 @@
+"""Add pending ESP API key delivery
+
+Revision ID: e7a9c2b1d4f0
+Revises: c4f1d2a9b8e6
+Create Date: 2026-05-05 13:30:00.000000
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision: str = "e7a9c2b1d4f0"
+down_revision: Union[str, None] = "c4f1d2a9b8e6"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.add_column("esp_readers", sa.Column("pending_api_key", sa.String(length=255), nullable=True))
+
+
+def downgrade() -> None:
+    op.drop_column("esp_readers", "pending_api_key")