Add descriptions to tags, and show in multiselect

migrations/versions/3a24fc02365e_.py

@@ -0,0 +1,28 @@
+"""empty message
+
+Revision ID: 3a24fc02365e
+Revises: b370c3eb4227
+Create Date: 2020-07-17 20:58:31.130449
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '3a24fc02365e'
+down_revision = 'b370c3eb4227'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('tag', sa.Column('description', sa.String(length=500), nullable=True, server_default=None))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('tag', 'description')
+    # ### end Alembic commands ###