Implement PATCH /v3/service_instances for managed services#4167

Draft

ybykov-a9s wants to merge 6 commits intocloudfoundry:mainfrom

ybykov-a9s:extend-update-service-instance-endpoint

Commits on Sep 10, 2025

Split PATCH /v3/service_instances logic into UPSI and Managed
ybykov-a9s
committed

Commits on Sep 15, 2025

Add unit tests for managed services on PATCH /v3/service_instances
ybykov-a9s
committed

Commits on Oct 23, 2025

Fix api/repositories/service_instance_repository.go due to suggestions
ybykov-a9s
committed

Commits on Dec 16, 2025

Merge branch 'cloudfoundry:main' into extend-update-service-instance-endpoint
ybykov-a9s
authored

Commits on Dec 22, 2025

Cover controllers/services/osbapi with tests
ybykov-a9s
committed

Commits on Dec 30, 2025

[controllers][managed services] Use Status.PlanGUID in reconcilation loop
ybykov-a9s
committed