Async location streamer using new concurrency model in Swift

Release notes Version 2.1.0

1. Pre-configured CLLocationManager Support

   • Pass a pre-configured CLLocationManager instance to LocationManagerAsync for complete control over the location manager's settings.

2. Asynchronous Location Streaming

   • Stream location updates asynchronously using AsyncStream for efficient real-time data handling.

3. Customizable Update Strategies

   • Choose how location results are retained with the Strategy enum:
     • .keepLast: Retains only the latest location update.
     • .keepAll: Retains all location updates during the session.

4. Permission Management

   • Automatically handles permission requests for location updates, ensuring smooth user experience.
   • Detects and handles denied or restricted permissions with error reporting.

5. Background Location Support

   • Enables continuous location updates in the background when configured with allowsBackgroundLocationUpdates.

6. Stream State Management

   • Tracks the current state of location streaming (idle or streaming).
   • Supports starting, stopping, and restarting streams with ease.

7. Seamless Integration with SwiftUI

   • Inject LocationStreamer into SwiftUI views using @EnvironmentObject for declarative UI updates.

8. Custom Initialization Options

   • Flexible initialization with parameters for accuracy, activity type, distance filter, and background updates.

9. Error Handling

   • Provides descriptive error types, including CLError and custom errors for denied permissions or invalid configurations.