Add initial implementation of Dependency Injection with various service lifetimes

• Created launchSettings.json for project configuration.
• Implemented RequestTracker class for tracking request IDs.
• Developed ServiceA and ServiceB for scope lifetime.
• Developed RequestTracker, ServiceA, and ServiceB for singleton lifetime.
• Developed RequestTracker, ServiceA, and ServiceB for transient lifetime.
• Added ClientService, DependencyServiceV1, and DependencyServiceV2 for client and dependency management.
• Created InitializerData class for data initialization resoive at startup.
• Developed IPaymentProvider interface to factory implement payment providers.
• Added multiple registrations for services with different lifetimes in DependencyInjection.
• Implemented payment provider interfaces and services (PayPalService and StripeService).
• Created WeatherService that utilizes ClientService.
• Registered extension methods for service registrations.
• Used minimal APIs in Program.cs to set up endpoints for payment processing and service lifetime demonstration.
• Added appsettings.json and appsettings.Development.json for configuration settings.
• Included HTTP request examples for testing various endpoints.