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server/alembic/versions/a7c2e5f18b04_collection_source_kind_config.py

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+"""collection_sources 增加 kind/config（接口类采集源）
+
+Revision ID: a7c2e5f18b04
+Revises: f1b7d4a9c310
+Create Date: 2026-10-24 15:00:00.000000
+"""
+from alembic import op
+import sqlalchemy as sa
+
+revision = 'a7c2e5f18b04'
+down_revision = 'f1b7d4a9c310'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column('collection_sources', sa.Column(
+        'kind', sa.String(length=20), nullable=False, server_default='url',
+        comment='采集类型 url/aidrama91'))
+    # TEXT 在 MySQL 上不能用普通默认值：先加可空列，回填空串后再收紧
+    op.add_column('collection_sources', sa.Column('config', sa.Text(), nullable=True))
+    op.execute("UPDATE collection_sources SET config = '' WHERE config IS NULL")
+    op.alter_column('collection_sources', 'config', nullable=False,
+                    existing_type=sa.Text(), existing_nullable=True)
+
+
+def downgrade() -> None:
+    op.drop_column('collection_sources', 'config')
+    op.drop_column('collection_sources', 'kind')