Yichao Yang 8728c4b1a2 Fix migration workflow breaking change for OSS (#9085) ...

## What changed?
- Use plain go struct inside migration workflow activity input output
- Customize the json encoding/decoding for migration execution info and
make it backward & forward compatible.
- This will temporary break cloud and the fix is in
https://github.com/temporalio/temporal/pull/9097
- This PR needs to be part of oss v1.30 release.

## Why?
- Backward compatibility and less confusion over how the encoding will
be done.

## How did you test it?
- [ ] built
- [ ] run locally and tested manually
- [ ] covered by existing tests
- [x] added new unit test(s)
- [ ] added new functional test(s)

2026-01-26 15:52:55 -08:00

..

message.go-helpers.pb.go

CHASM: Propagate ArchetypeID (#8693)

2025-11-26 16:04:44 -08:00

message.pb.go

Fix migration workflow breaking change for OSS (#9085)

2026-01-26 15:52:55 -08:00