complete admin notifications data explorer

alembic/versions/202605190001_ocr_results.py

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+"""persist ocr preview results for admin explorer
+
+Revision ID: 202605190001
+Revises: 202605170001
+Create Date: 2026-05-19 00:00:00.000000
+"""
+
+from collections.abc import Sequence
+
+import sqlalchemy as sa
+from alembic import op
+
+revision: str = "202605190001"
+down_revision: str | None = "202605170001"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "ocr_results",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("user_id", sa.Integer(), nullable=True),
+        sa.Column("vehicle_id", sa.Integer(), nullable=True),
+        sa.Column("scope", sa.String(length=80), nullable=False),
+        sa.Column("filename", sa.String(length=255), nullable=True),
+        sa.Column("content_type", sa.String(length=120), nullable=True),
+        sa.Column("status", sa.String(length=24), server_default="preview", nullable=False),
+        sa.Column("provider", sa.String(length=80), nullable=True),
+        sa.Column("confidence", sa.Numeric(5, 4), nullable=True),
+        sa.Column("recognized_text", sa.Text(), nullable=True),
+        sa.Column("candidates_json", sa.JSON(), nullable=True),
+        sa.Column("error", sa.Text(), nullable=True),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+        sa.ForeignKeyConstraint(["user_id"], ["users.id"], ondelete="SET NULL"),
+        sa.ForeignKeyConstraint(["vehicle_id"], ["cars.id"], ondelete="SET NULL"),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_index("ix_ocr_results_created_at", "ocr_results", ["created_at"])
+    op.create_index("ix_ocr_results_scope", "ocr_results", ["scope"])
+    op.create_index("ix_ocr_results_status", "ocr_results", ["status"])
+    op.create_index("ix_ocr_results_user_id", "ocr_results", ["user_id"])
+    op.create_index("ix_ocr_results_vehicle_id", "ocr_results", ["vehicle_id"])
+
+
+def downgrade() -> None:
+    op.drop_index("ix_ocr_results_vehicle_id", table_name="ocr_results")
+    op.drop_index("ix_ocr_results_user_id", table_name="ocr_results")
+    op.drop_index("ix_ocr_results_status", table_name="ocr_results")
+    op.drop_index("ix_ocr_results_scope", table_name="ocr_results")
+    op.drop_index("ix_ocr_results_created_at", table_name="ocr_results")
+    op.drop_table("ocr_results")