add db migrations

migrations/versions/330873df4e1d_create_table_t_script.py

@@ -0,0 +1,44 @@
+"""create table t_script
+
+Revision ID: 330873df4e1d
+Revises: 4b57e6113ae1
+Create Date: 2025-11-20 22:15:57.197011
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '330873df4e1d'
+down_revision: Union[str, Sequence[str], None] = '4b57e6113ae1'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('t_script',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自动递增的唯一内容ID'),
+    sa.Column('project', sa.String(length=64), nullable=False, comment='项目名称'),
+    sa.Column('subject', sa.String(length=256), nullable=False, comment='主题'),
+    sa.Column('content', sa.Text(), nullable=True, comment='内容'),
+    sa.Column('create_time', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False, comment='创建时间'),
+    sa.Column('update_time', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False, comment='更新时间'),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_t_script_project'), 't_script', ['project'], unique=False)
+    op.create_index('ux_project_subject', 't_script', ['project', 'subject'], unique=True)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index('ux_project_subject', table_name='t_script')
+    op.drop_index(op.f('ix_t_script_project'), table_name='t_script')
+    op.drop_table('t_script')
+    # ### end Alembic commands ###