version: '3' services: app: image: mserajnik/synupkeep:latest command: cron # change to `run` to only run once instead of periodically via cron job volumes: - /path/to/synapse/data/directory:/data environment: - TZ=Etc/UTC - 'SYNUPKEEP_POSTGRES_CONNECTION_STRING=host=localhost port=5432 user=synapse dbname=synapse password=password' - SYNUPKEEP_SYNAPSE_API_URL=http://localhost:8008/ - SYNUPKEEP_SYNAPSE_AUTH_TOKEN= - SYNUPKEEP_DELTA=86400 - SYNUPKEEP_LOGGING_LEVEL=INFO - SYNUPKEEP_DOCKER_CRON_SCHEDULE=0 4 * * *