Add Voice Broadcast feature flag

vector-app/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt

@@ -90,6 +90,11 @@ class DebugFeaturesStateFactory @Inject constructor(
                                 key = DebugFeatureKeys.newDeviceManagementEnabled,
                                 factory = VectorFeatures::isNewDeviceManagementEnabled
                         ),
+                        createBooleanFeature(
+                                label = "Enable Voice Broadcast",
+                                key = DebugFeatureKeys.voiceBroadcastEnabled,
+                                factory = VectorFeatures::isVoiceBroadcastEnabled
+                        ),
                 )
         )
     }

vector-app/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt

@@ -79,6 +79,9 @@ class DebugVectorFeatures(
     override fun isNewDeviceManagementEnabled(): Boolean = read(DebugFeatureKeys.newDeviceManagementEnabled)
             ?: vectorFeatures.isNewDeviceManagementEnabled()
 
+    override fun isVoiceBroadcastEnabled(): Boolean = read(DebugFeatureKeys.voiceBroadcastEnabled)
+            ?: vectorFeatures.isVoiceBroadcastEnabled()
+
     fun <T> override(value: T?, key: Preferences.Key<T>) = updatePreferences {
         if (value == null) {
             it.remove(key)
@@ -140,4 +143,5 @@ object DebugFeatureKeys {
     val startDmOnFirstMsg = booleanPreferencesKey("start-dm-on-first-msg")
     val newAppLayoutEnabled = booleanPreferencesKey("new-app-layout-enabled")
     val newDeviceManagementEnabled = booleanPreferencesKey("new-device-management-enabled")
+    val voiceBroadcastEnabled = booleanPreferencesKey("voice-broadcast-enabled")
 }

vector/src/main/java/im/vector/app/features/VectorFeatures.kt

@@ -41,6 +41,7 @@ interface VectorFeatures {
      */
     fun isNewAppLayoutFeatureEnabled(): Boolean
     fun isNewDeviceManagementEnabled(): Boolean
+    fun isVoiceBroadcastEnabled(): Boolean
 }
 
 class DefaultVectorFeatures : VectorFeatures {
@@ -57,4 +58,5 @@ class DefaultVectorFeatures : VectorFeatures {
     override fun forceUsageOfOpusEncoder(): Boolean = false
     override fun isNewAppLayoutFeatureEnabled(): Boolean = true
     override fun isNewDeviceManagementEnabled(): Boolean = false
+    override fun isVoiceBroadcastEnabled(): Boolean = false
 }