Fix New Message ONS request timeout

libsignal/src/main/java/org/session/libsignal/utilities/PromiseUtilities.kt

@@ -1,6 +1,9 @@
 @file:JvmName("PromiseUtilities")
 package org.session.libsignal.utilities
 
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.flow.callbackFlow
+import kotlinx.coroutines.isActive
 import nl.komponents.kovenant.Promise
 import nl.komponents.kovenant.deferred
 import nl.komponents.kovenant.functional.map
@@ -67,3 +70,19 @@ infix fun <V, E: Exception> Promise<V, E>.sideEffect(
     callback(it)
     it
 }
+
+/**
+ * Observe a [Promise] as a flow
+ *
+ * Warning: Promise will not be canceled on unsubscribe.
+ */
+fun <V, E: Exception> Promise<V, E>.asFlow() = callbackFlow {
+    success {
+        if (isActive) trySend(it)
+        close()
+    } fail {
+        close(it)
+    }
+
+    awaitClose()
+}