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gh-christianlouis-docuelevate/migrations/versions/027_add_classification_rules.py
T
copilot-swe-agent[bot] df051e8b81 feat(classify): add rule-based document classification engine, task, and API
Implements the classify pipeline step with:
- Classification rules engine (app/utils/classification_rules.py) with
  pre-built categories (invoice, contract, receipt, letter, report,
  bank_statement, tax_document, insurance, payslip) and support for
  filename patterns, content keywords, and metadata matching rules
- Celery task (app/tasks/classify_document.py) that runs as a pipeline step
- CRUD API (app/api/classification_rules.py) for managing custom rules
- ClassificationRuleModel in app/models.py with migration 027
- Updated pipeline step config_schema and stage mapping
- Comprehensive tests for engine, API, and task

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>
2026-03-09 23:38:05 +00:00

47 lines
2.0 KiB
Python

"""Add classification_rules table for custom document classification rules.
Revision ID: 027_add_classification_rules
Revises: 026_add_scheduled_jobs
Create Date: 2026-03-09
"""
from typing import Union
import sqlalchemy as sa
from alembic import op
revision: str = "027_add_classification_rules"
down_revision: Union[str, None] = "026_add_scheduled_jobs"
depends_on: Union[str, None] = None
def upgrade() -> None:
"""Create classification_rules table."""
op.create_table(
"classification_rules",
sa.Column("id", sa.Integer(), nullable=False),
sa.Column("owner_id", sa.String(), nullable=True),
sa.Column("name", sa.String(255), nullable=False),
sa.Column("category", sa.String(100), nullable=False),
sa.Column("rule_type", sa.String(50), nullable=False),
sa.Column("pattern", sa.String(1000), nullable=False),
sa.Column("priority", sa.Integer(), nullable=False, server_default="0"),
sa.Column("case_sensitive", sa.Boolean(), nullable=False, server_default="0"),
sa.Column("enabled", sa.Boolean(), nullable=False, server_default="1"),
sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
sa.PrimaryKeyConstraint("id"),
sa.UniqueConstraint("owner_id", "name", name="uq_classification_rules_owner_name"),
)
op.create_index("ix_classification_rules_id", "classification_rules", ["id"])
op.create_index("ix_classification_rules_owner_id", "classification_rules", ["owner_id"])
op.create_index("ix_classification_rules_category", "classification_rules", ["category"])
def downgrade() -> None:
"""Drop classification_rules table."""
op.drop_index("ix_classification_rules_category", "classification_rules")
op.drop_index("ix_classification_rules_owner_id", "classification_rules")
op.drop_index("ix_classification_rules_id", "classification_rules")
op.drop_table("classification_rules")