docs: update for sphinx-jsonschema 1.19.0

app/lists/bc2.py

@@ -1,3 +1,4 @@
+import builtins
 from datetime import datetime
 from typing import List
 
@@ -58,3 +59,7 @@ def mirror_sites():
                                       ]} for x in Origin.query.order_by(Origin.domain_name).all() if x.destroyed is None
         ]
     }
+
+
+if getattr(builtins, "__sphinx_build__", False):
+    schema = BypassCensorship2.schema_json()