Add subcription feature

services/auth/migrations/versions/20260113_add_payment_columns_to_users.py

@@ -0,0 +1,41 @@
+"""add_payment_columns_to_users
+
+Revision ID: 20260113_add_payment_columns
+Revises: 510cf1184e0b
+Create Date: 2026-01-13 13:30:00.000000+00:00
+
+Add payment_customer_id and default_payment_method_id columns to users table
+to support payment integration.
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision: str = '20260113_add_payment_columns'
+down_revision: Union[str, None] = '510cf1184e0b'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # Add payment_customer_id column
+    op.add_column('users', 
+                  sa.Column('payment_customer_id', sa.String(length=255), nullable=True))
+    
+    # Add default_payment_method_id column  
+    op.add_column('users', 
+                  sa.Column('default_payment_method_id', sa.String(length=255), nullable=True))
+    
+    # Create index for payment_customer_id
+    op.create_index(op.f('ix_users_payment_customer_id'), 'users', ['payment_customer_id'], unique=False)
+
+
+def downgrade() -> None:
+    # Drop index first
+    op.drop_index(op.f('ix_users_payment_customer_id'), table_name='users')
+    
+    # Drop columns
+    op.drop_column('users', 'default_payment_method_id')
+    op.drop_column('users', 'payment_customer_id')