Add connection_info to Challenges model (#1965)

* Closes #1964 
* Adds connection_info to Challenges

migrations/versions/6012fe8de495_add_connection_info_column_to_challenges.py

@@ -0,0 +1,28 @@
+"""Add connection_info column to Challenges
+
+Revision ID: 6012fe8de495
+Revises: ef87d69ec29a
+Create Date: 2021-07-30 03:50:54.219124
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "6012fe8de495"
+down_revision = "ef87d69ec29a"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column("challenges", sa.Column("connection_info", sa.Text(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column("challenges", "connection_info")
+    # ### end Alembic commands ###