Fix: Configure AVAudioSession only once and enable .allowBluetooth option

Author: aravind-raveendran

Sources/DolbyIORTSCore/Manager/SubscriptionManager.swift

@@ -191,7 +191,6 @@ final class SubscriptionManager: SubscriptionManagerProtocol {
             return
         }
 
-        Utils.configureAudioSession()
         let projectionData = MCProjectionData()
         audioTrack.track.enable(true)
         audioTrack.track.setVolume(1)

Sources/DolbyIORTSCore/StreamOrchestrator.swift

@@ -61,6 +61,7 @@ open class StreamOrchestrator {
 
         startStateObservation()
         startStateMachineTasksSerialExecutor()
+        Utils.configureAudioSession()
     }
 
     public func connect(streamName: String, accountID: String) async -> Bool {

Sources/DolbyIORTSCore/Utils/Utils.swift

@@ -14,9 +14,9 @@ class Utils {
         do {
 #if os(iOS)
             // For subscriber, we only need playback. Not recording is required.
-            try session.setCategory(.playback, mode: .videoChat, options: [.mixWithOthers])
+            try session.setCategory(.playback, mode: .videoChat, options: [.mixWithOthers, .allowBluetooth])
 #else
-            try session.setCategory(.playback, options: [.mixWithOthers])
+            try session.setCategory(.playback, options: [.mixWithOthers, .allowBluetooth])
 #endif
             try session.setActive(true)
         } catch {