Look at the temporal.io. It is essentially a BPM system that uses Go (as well as Java/PHP/Typescript) to specify business process. And a queue + DB is never sim

Look at the temporal.io. It is essentially a BPM system that uses Go (as well as Java/PHP/Typescript) to specify business process. And a queue + DB is never simpler for such scenarios. Disclaimer: I'm one of the founders of the project.