[
  {"dataset_id":"pinned-clean","class":"pinned","display_name":"Clean pinned demo","storage_identity":"scratch-u9-clean","source_schema":38,"source_commit":"dev-u9","status":"approved","project_count":1},
  {"dataset_id":"demo-minimal","class":"demo","display_name":"Minimal demo","storage_identity":"scratch-u9-demo","source_schema":38,"source_commit":"dev-u9","status":"approved","project_count":1},
  {"dataset_id":"regression-core","class":"regression","display_name":"Regression core","storage_identity":"scratch-u9-reg","source_schema":38,"source_commit":"dev-u9","status":"approved","project_count":1},
  {"dataset_id":"migration-oldest","class":"migration_baseline","display_name":"Oldest supported schema 28","storage_identity":"scratch-u9-oldest","source_schema":28,"source_commit":"oldest-supported","status":"approved","project_count":1},
  {"dataset_id":"migration-previous","class":"migration_baseline","display_name":"Previous release schema 37","storage_identity":"scratch-u9-previous","source_schema":37,"source_commit":"previous-release","status":"approved","project_count":1},
  {"dataset_id":"ephemeral-scratch","class":"ephemeral","display_name":"Ephemeral scratch import","storage_identity":"scratch-u9-eph","source_schema":38,"source_commit":"dev-u9","status":"approved","project_count":1},
  {"dataset_id":"quarantine-fork","class":"quarantine","display_name":"Known projection fork","storage_identity":"scratch-u9-fork","source_schema":38,"source_commit":"dev-u9","status":"quarantine","project_count":1},
  {"dataset_id":"pinned-chat-turns","class":"pinned","display_name":"Completed chat turns","storage_identity":"scratch-u9-chat","source_schema":38,"source_commit":"dev-u9","status":"approved","project_count":1}
]