[FSSDK-11461] Go - Add SDK Multi-Region Support for Data Hosting

[esrakartalOpt]

Summary

• Add Multi-Region Support for Data Hosting

Test plan

• Created and added new test cases

Issues

• FSSDK-11461

[Copilot]

Pull Request Overview

Adds multi-region support for data hosting in the Go SDK, enabling event dispatching to region-specific endpoints (US and EU). The implementation includes region configuration in datafiles and dynamic endpoint selection based on the region setting.

• Introduces region-aware event endpoint mapping with support for US and EU regions
• Updates event structures to include region information throughout the event pipeline
• Adds comprehensive test coverage for EU region functionality

Reviewed Changes

Copilot reviewed 13 out of 13 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
pkg/event/processor.go	Replaces hardcoded endpoint with region-based endpoint mapping
pkg/event/events.go	Adds region field to Context and Batch event structures
pkg/event/factory.go	Implements region-based endpoint selection logic
pkg/config/interface.go	Extends ProjectConfig interface with GetRegion method
pkg/config/datafileprojectconfig/entities/entities.go	Adds region field to Datafile entity
pkg/config/datafileprojectconfig/config.go	Implements region configuration with US default
pkg/event/processor_test.go	Adds comprehensive EU region testing
pkg/event/factory_test.go	Updates test config to include region support
pkg/event/dispatcher_test.go	Updates tests to use new endpoint mapping
Multiple mock files	Adds GetRegion method to mock implementations

Comments suppressed due to low confidence (1)

pkg/event/processor_test.go:354

• This initialization appears unrelated to the multi-region support feature. Consider moving this to a separate commit or explaining its relevance to region support.

		WithEventDispatcher(dispatcher))

[Mat001]

just some comments

[Mat001]

approved