feat: Add DI for multi provider#621

Draft

askpt wants to merge 6 commits intomainfrom

Commits on Nov 1, 2025

feat: Implement multi-provider configuration with dependency injection support
askpt
committed
feat: Add multi-provider support with dependency injection and flag evaluation endpoints
askpt
committed
refactor: Simplify AddMultiProvider method by removing redundant parameters
askpt
committed
test: Add unit tests for MultiProviderBuilder and MultiProviderDependencyInjection
askpt
committed
fix: Update project reference to use OpenFeature.Hosting instead of OpenFeature.DependencyInjection
askpt
committed
refactor: Remove MultiProviderOptions class as part of code cleanup
askpt
committed