Handle interactive add menu commands

app/src/main/java/solutions/tretter/githugandroid/RepoStateSaver.kt

@@ -21,7 +21,14 @@ val RepoStateSaver = listSaver<RepoState, Any>(
             state.submodules.flatMap { listOf(it.key, it.value) },
             state.maintenanceActions.toList(),
             state.fetchHeadCount,
-            state.interactiveAddSession?.let { listOf(it.target.orEmpty(), it.awaitingUpdateSelection.toString()) }.orEmpty(),
+            state.interactiveAddSession?.let {
+                listOf(
+                    it.target.orEmpty(),
+                    it.awaitingUpdateSelection.toString(),
+                    it.selectionPrompt,
+                    it.selectionAction,
+                )
+            }.orEmpty(),
         )
     },
     restore = { saved ->
@@ -70,6 +77,8 @@ val RepoStateSaver = listSaver<RepoState, Any>(
                 InteractiveAddSession(
                     target = (it[0] as String).ifBlank { null },
                     awaitingUpdateSelection = (it[1] as String).toBoolean(),
+                    selectionPrompt = it.getOrNull(2) as? String ?: "Update>>",
+                    selectionAction = it.getOrNull(3) as? String ?: "update",
                 )
             },
         )