Add Minetest version checking to packages API

migrations/versions/97a9c461bc2d_.py

@@ -0,0 +1,28 @@
+"""empty message
+
+Revision ID: 97a9c461bc2d
+Revises: 7def3e843d04
+Create Date: 2019-01-28 20:49:41.831991
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = '97a9c461bc2d'
+down_revision = '7def3e843d04'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('minetest_release', sa.Column('protocol', sa.Integer(), nullable=False, server_default="0"))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('minetest_release', 'protocol')
+    # ### end Alembic commands ###