CORE+0
Settings Group Cache Invalidation
Change settings invalidation so normal Setting save/delete flushes only the affected group_name cache while preserving the existing name-based read API.
Tasks.
- Task 1: Resolver Group Cache API4/4
- Task 2: Coordinator Group Invalidation4/4
- Task 3: Observer Uses Surgical Invalidation4/4
- Task 4: Update Existing Versioning Expectations2/2
- Task 5: Run Focused Regression Suite5/5
- Task 6: Formatting And Final Verification3/3