federation updates and related auth bug fixes

[schandrika]

Fixes for issues - #293, #297, #298, #299, #311, #312

[Copilot]

Pull Request Overview

This PR removes federation-related code and fixes authentication service issues. The changes disable federation functionality while updating the authentication interface to support remote platform registration with proper credential handling.

• Removes the FederationBridge interface and related federation service implementation
• Updates authentication credentials classes to support additional kwargs and public key extraction
• Adds remote platform registration method to AuthService

Reviewed Changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
tests/volttron_core_fixtures/fake_messagebus.py	Removes FederationBridge import and create_federation_bridge method
src/volttron/types/federation.py	Removes FederationBridge class definition and all federation bridge interfaces
src/volttron/types/auth/auth_service.py	Adds register_remote_platform method to AuthService interface
src/volttron/types/auth/auth_credentials.py	Updates credential classes to support flexible creation and public key extraction
src/volttron/types/init.py	Removes create_federation_bridge method from MessageBus and FederationBridge import
src/volttron/services/federation/federation_service.py	Completely removes federation service implementation
src/volttron/services/federation/init.py	Removes federation service module initialization
src/volttron/server/run_server.py	Removes federation service import logic
src/volttron/client/commands/control.py	Refactors address assignment to avoid code duplication

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}