Yichao YangandGitHub f01a932683 Return invalid task error for noop active timer tasks (#8733) ...

## What changed?
- Return invalid task error for noop active timer tasks

## Why?
- https://github.com/temporalio/temporal/pull/8628 introduced invalid
task concept and skipped emitting metric for those tasks, this PR
changes the task processing side to actually return invalid errors so
that we have less noisy in latency metrics for noop tasks, especially
during shard movement.

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

2025-12-01 18:07:56 -08:00

..

const.go

Return invalid task error for noop active timer tasks (#8733)

2025-12-01 18:07:56 -08:00