Can you please share your github action for backup on r2?
#!/usr/bin/env bash
OBJECT_NAME="pg_dump_$(date -u +"%Y-%m-%dT%H:%M:%SZ").dump.gz"
pg_dump --dbname="${DB_CONNECTION}" | gzip > "${OBJECT_NAME}"
rclone copy "./${OBJECT_NAME}" "cf:${CLOUDFLARE_NAMESPACE_ID}/db/"