添加migration到git

migrations/versions/4f4a8c914911_add_hot_score.py

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+"""add hot score
+
+Revision ID: 4f4a8c914911
+Revises: 
+Create Date: 2021-12-18 03:37:13.716502
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '4f4a8c914911'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('post', sa.Column('hot_score', sa.Integer(), server_default='0', nullable=False))
+    op.create_index(op.f('ix_post_comment_timestamp'), 'post', ['comment_timestamp'], unique=False)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_post_comment_timestamp'), table_name='post')
+    op.drop_column('post', 'hot_score')
+    # ### end Alembic commands ###

migrations/versions/91e5c7d37d43_add_author_title.py

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+"""add author_title
+
+Revision ID: 91e5c7d37d43
+Revises: 4f4a8c914911
+Create Date: 2021-12-23 17:31:49.909672
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '91e5c7d37d43'
+down_revision = '4f4a8c914911'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('comment', sa.Column('author_title', sa.String(length=10), nullable=True))
+    op.add_column('post', sa.Column('author_title', sa.String(length=10), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('post', 'author_title')
+    op.drop_column('comment', 'author_title')
+    # ### end Alembic commands ###