| Relay | merge-pr-to-branch | Manual | |
|---|---|---|---|
| Configuration | - Centralised in Relay repo (requiring a redeployment of Relay) - add github webhook |
Decentralised in each repo (github workflow) | Custom scripts run locally |
| Opt-in PR | via label | via label | - Execute manual git commands - Manually label PR |
| Opt-out PR | N/A | - removing label - PR is closed |
- Execute manual git commands |
| Keeping staging clean | no mechanism for cleanup (eg. manual) | - always resets staging to master and applies each labeled, mergeable PR - reacts to master pushes to ensure staging is not out of date with master |
Execute commonly shared script |
| Ownership | N/A | Prod Eng | PR creator |
| Operating/maintenance cost | Custom deployment to our AWS account | Entirely managed by Github | Relies on PR creator to remember to perform these actions |