install 2 passed on host (~2.7m): synapse client API 200 + real versions JSON, no extra config (SYNAPSE_SERVER_NAME=DOMAIN). upgrade/backup author postgres-marker assertions exercising the recipe's pg_backup.sh dump/restore hook (the meaningful matrix data path); verifying next. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>