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backend/alembic/versions/040_modify_ai_model.py

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+"""040_modify_ai_model
+
+Revision ID: 0fc14c2cfe41
+Revises: 25cbc85766fd
+Create Date: 2025-08-26 23:30:50.192799
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel.sql.sqltypes
+
+
+# revision identifiers, used by Alembic.
+revision = '0fc14c2cfe41'
+down_revision = '25cbc85766fd'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.alter_column(
+        'ai_model',
+        'api_key',
+        type_=sa.Text(),
+        existing_type=sa.String(length=255),
+        existing_nullable=True
+    )
+    op.alter_column(
+        'ai_model',
+        'api_domain',
+        type_=sa.Text(),
+        existing_type=sa.String(length=255),
+        existing_nullable=False
+    )
+
+
+def downgrade():
+    op.alter_column(
+        'ai_model',
+        'api_key',
+        type_=sa.String(),
+        existing_type=sa.Text(),
+        existing_nullable=True
+    )
+    op.alter_column(
+        'ai_model',
+        'api_domain',
+        type_=sa.String(),
+        existing_type=sa.Text(),
+        existing_nullable=False
+    )