harden telegram webapp production readiness

alembic/versions/202605120004_security_indexes.py

@@ -0,0 +1,49 @@
+"""security indexes
+
+Revision ID: 202605120004
+Revises: 202605120003
+Create Date: 2026-05-12
+"""
+
+from collections.abc import Sequence
+
+from alembic import op
+
+revision: str = "202605120004"
+down_revision: str | None = "202605120003"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    op.create_index(
+        "ix_fuel_entries_car_id_entry_date",
+        "fuel_entries",
+        ["car_id", "entry_date"],
+        unique=False,
+    )
+    op.create_index(
+        "ix_service_entries_car_id_entry_date",
+        "service_entries",
+        ["car_id", "entry_date"],
+        unique=False,
+    )
+    op.create_index(
+        "ix_service_entries_car_id_next_due_date",
+        "service_entries",
+        ["car_id", "next_due_date"],
+        unique=False,
+    )
+    op.create_index(
+        "ix_service_entries_car_id_next_due_odometer",
+        "service_entries",
+        ["car_id", "next_due_odometer"],
+        unique=False,
+    )
+
+
+def downgrade() -> None:
+    op.drop_index("ix_service_entries_car_id_next_due_odometer", table_name="service_entries")
+    op.drop_index("ix_service_entries_car_id_next_due_date", table_name="service_entries")
+    op.drop_index("ix_service_entries_car_id_entry_date", table_name="service_entries")
+    op.drop_index("ix_fuel_entries_car_id_entry_date", table_name="fuel_entries")