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pixel/backend/alembic/versions/add_task_management_fields.py
张鹏 f9f4560459 Initial commit: Pixel AI comic/video creation platform
- FastAPI backend with SQLModel, Alembic migrations, AgentScope agents
- Next.js 15 frontend with React 19, Tailwind, Zustand, React Flow
- Multi-provider AI system (DashScope, Kling, MiniMax, Volcengine, OpenAI, etc.)
- All HTTP clients migrated from sync requests to async httpx
- Admin-managed API keys via environment variables
- SSRF vulnerability fixed in ensure_url()
2026-04-29 01:20:12 +08:00

51 lines
1.6 KiB
Python

"""add task management fields
Revision ID: add_task_mgmt_fields
Revises: add_indexes_opt
Create Date: 2026-01-14
"""
from alembic import op
import sqlalchemy as sa
# revision identifiers, used by Alembic.
revision = 'add_task_mgmt_fields'
down_revision = 'add_indexes_opt'
branch_labels = None
depends_on = None
def upgrade():
# Add retry configuration fields
op.add_column('tasks', sa.Column('retry_count', sa.Integer(), nullable=False, server_default='0'))
op.add_column('tasks', sa.Column('max_retries', sa.Integer(), nullable=False, server_default='3'))
# Add timestamp fields for task lifecycle
op.add_column('tasks', sa.Column('started_at', sa.Float(), nullable=True))
op.add_column('tasks', sa.Column('completed_at', sa.Float(), nullable=True))
# Add user context fields
op.add_column('tasks', sa.Column('user_id', sa.String(), nullable=True))
op.add_column('tasks', sa.Column('project_id', sa.String(), nullable=True))
# Add indexes for new fields
op.create_index('idx_tasks_user_id', 'tasks', ['user_id'])
op.create_index('idx_tasks_project_id', 'tasks', ['project_id'])
# Note: deleted_at column already exists from previous migration
def downgrade():
# Remove indexes
op.drop_index('idx_tasks_project_id', table_name='tasks')
op.drop_index('idx_tasks_user_id', table_name='tasks')
# Remove columns
op.drop_column('tasks', 'project_id')
op.drop_column('tasks', 'user_id')
op.drop_column('tasks', 'completed_at')
op.drop_column('tasks', 'started_at')
op.drop_column('tasks', 'max_retries')
op.drop_column('tasks', 'retry_count')