Push distributor: ensure the current UnifiedPush distributor is stored

libraries/push/api/src/main/kotlin/io/element/android/libraries/push/api/PushService.kt

@@ -24,6 +24,11 @@ interface PushService {
     // TODO Move away
     fun notificationStyleChanged()
 
+    /**
+     * Return the current push provider, or null if none.
+     */
+    suspend fun getCurrentPushProvider(): PushProvider?
+
     /**
      * Return the list of push providers, available at compile time, and
      * available at runtime, sorted by index.