diff --git a/alembic/versions/bde4f21924c8_order_and_chat.py b/alembic/versions/bde4f21924c8_order_and_chat.py
new file mode 100644
index 0000000..8ab3d6c
--- /dev/null
+++ b/alembic/versions/bde4f21924c8_order_and_chat.py
@@ -0,0 +1,133 @@
+"""order and chat
+
+Revision ID: bde4f21924c8
+Revises: b2d35cbc76bd
+Create Date: 2025-02-27 23:12:20.993488
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'bde4f21924c8'
+down_revision: Union[str, None] = 'b2d35cbc76bd'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('system_chats',
+    sa.Column('guid', sa.String(length=36), nullable=True),
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自增id'),
+    sa.Column('is_deleted', sa.Boolean(), nullable=False),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='创建时间'),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'),
+    sa.PrimaryKeyConstraint('id'),
+    comment='聊天表'
+    )
+    op.create_index('idx_chat_on_guid', 'system_chats', ['guid'], unique=False)
+    op.create_table('system_orders',
+    sa.Column('order_id', sa.String(length=32), nullable=False, comment='订单id'),
+    sa.Column('transaction_id', sa.String(length=32), nullable=True, comment='微信订单id'),
+    sa.Column('user_id', sa.Integer(), nullable=False, comment='用户id'),
+    sa.Column('product_id', sa.Integer(), nullable=False, comment='产品id'),
+    sa.Column('total_fee', sa.Integer(), nullable=True, comment='发起的总金额，单位为分'),
+    sa.Column('notify_total_fee', sa.Integer(), nullable=True, comment='回调成功支付的总金额，单位为分'),
+    sa.Column('pay_url', sa.String(length=255), nullable=True, comment='支付地址'),
+    sa.Column('status', sa.Enum('INIT', 'FAIL', 'OK', 'WAIT_PAYMENT', 'CANCEL', name='orderstatustype', inherit_schema=True), server_default='init', nullable=False, comment='订单状态，init：初始化 fail：失败 ok：完成 wait payment：待支付 cancel. 取消'),
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自增id'),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='创建时间'),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'),
+    sa.PrimaryKeyConstraint('id'),
+    comment='产品订单表'
+    )
+    op.create_index('idx_order_on_order_id', 'system_orders', ['order_id'], unique=False)
+    op.create_table('system_products',
+    sa.Column('name', sa.String(length=20), nullable=False, comment='产品名'),
+    sa.Column('category', sa.Enum('VIP', 'POINTS', name='productcategory', inherit_schema=True), nullable=False, comment='商品分类, vip-会员服务 points-积分服务'),
+    sa.Column('price', sa.Integer(), nullable=False, comment='价格，不带小数点 单位为分'),
+    sa.Column('action', sa.String(length=10), nullable=False, comment='付款后的动作，会员续期：vip_renewal 积分：recharge_points'),
+    sa.Column('number', sa.Integer(), nullable=False, comment='执行动作的增量值'),
+    sa.Column('description', sa.Text(), nullable=True, comment='商品描述'),
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自增id'),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='创建时间'),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'),
+    sa.PrimaryKeyConstraint('id'),
+    comment='产品信息表'
+    )
+    op.create_table('chat_participant',
+    sa.Column('user_id', sa.Integer(), nullable=False),
+    sa.Column('chat_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['chat_id'], ['system_chats.id'], ),
+    sa.ForeignKeyConstraint(['user_id'], ['system_users.user_id'], ),
+    sa.PrimaryKeyConstraint('user_id', 'chat_id'),
+    comment='聊天参与者关联表'
+    )
+    op.create_table('system_messages',
+    sa.Column('guid', sa.String(length=36), nullable=True),
+    sa.Column('user_id', sa.Integer(), nullable=False),
+    sa.Column('chat_id', sa.Integer(), nullable=False),
+    sa.Column('message_type', sa.Enum('TEXT', 'IMAGE', 'READ', name='messagetype', inherit_schema=True), nullable=False),
+    sa.Column('content', sa.String(length=5000), nullable=True, comment='文本消息'),
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自增id'),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='创建时间'),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'),
+    sa.ForeignKeyConstraint(['chat_id'], ['system_chats.id'], ),
+    sa.ForeignKeyConstraint(['user_id'], ['system_users.user_id'], ),
+    sa.PrimaryKeyConstraint('id'),
+    comment='聊天消息表'
+    )
+    op.create_index('idx_message_on_chat_id', 'system_messages', ['chat_id'], unique=False)
+    op.create_index('idx_message_on_user_id', 'system_messages', ['user_id'], unique=False)
+    op.create_index('idx_message_on_user_id_chat_id', 'system_messages', ['chat_id', 'user_id'], unique=False)
+    op.create_table('system_read_status',
+    sa.Column('last_read_message_id', sa.Integer(), nullable=True),
+    sa.Column('user_id', sa.Integer(), nullable=False),
+    sa.Column('chat_id', sa.Integer(), nullable=False),
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自增id'),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='创建时间'),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'),
+    sa.ForeignKeyConstraint(['chat_id'], ['system_chats.id'], ),
+    sa.ForeignKeyConstraint(['user_id'], ['system_users.user_id'], ),
+    sa.PrimaryKeyConstraint('id'),
+    comment='聊天消息读取状态表'
+    )
+    op.create_index('idx_read_status_on_chat_id', 'system_read_status', ['chat_id'], unique=False)
+    op.create_index('idx_read_status_on_user_id', 'system_read_status', ['user_id'], unique=False)
+    op.drop_index('cert_and_card_number_source', table_name='system_cache_cards')
+    op.create_index('idx_cert_and_card_number_source', 'system_cache_cards', ['cert_number', 'source'], unique=False)
+    op.drop_index('cert_number_category_source', table_name='system_cards')
+    op.create_index('idx_cert_number_category_source', 'system_cards', ['cert_number', 'category', 'source'], unique=False)
+    op.add_column('system_user_collections', sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'))
+    op.add_column('system_user_followers', sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False, comment='更新时间'))
+    op.create_index('idx_wechat_openid', 'system_users', ['wechat_openid'], unique=False)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index('idx_wechat_openid', table_name='system_users')
+    op.drop_column('system_user_followers', 'updated_at')
+    op.drop_column('system_user_collections', 'updated_at')
+    op.drop_index('idx_cert_number_category_source', table_name='system_cards')
+    op.create_index('cert_number_category_source', 'system_cards', ['cert_number', 'category', 'source'], unique=False)
+    op.drop_index('idx_cert_and_card_number_source', table_name='system_cache_cards')
+    op.create_index('cert_and_card_number_source', 'system_cache_cards', ['cert_number', 'source'], unique=False)
+    op.drop_index('idx_read_status_on_user_id', table_name='system_read_status')
+    op.drop_index('idx_read_status_on_chat_id', table_name='system_read_status')
+    op.drop_table('system_read_status')
+    op.drop_index('idx_message_on_user_id_chat_id', table_name='system_messages')
+    op.drop_index('idx_message_on_user_id', table_name='system_messages')
+    op.drop_index('idx_message_on_chat_id', table_name='system_messages')
+    op.drop_table('system_messages')
+    op.drop_table('chat_participant')
+    op.drop_table('system_products')
+    op.drop_index('idx_order_on_order_id', table_name='system_orders')
+    op.drop_table('system_orders')
+    op.drop_index('idx_chat_on_guid', table_name='system_chats')
+    op.drop_table('system_chats')
+    # ### end Alembic commands ###