Got more things functional

lib/structs/SessionData.dart

@@ -0,0 +1,18 @@
+import 'package:libac_flutter/utils/TimeUtils.dart';
+import 'package:servermanager/statemachine.dart';
+
+class SessionData {
+  static bool shutdownPending = false;
+
+  /// This flag will track the number of seconds until restart
+  ///
+  /// This is initialized initially based on the AutomaticRestart timer if enabled.
+  ///
+  /// This may be updated to one to two minutes by a Mod Update, or Wrapper update
+  static Time timer = Time(hours: 0, minutes: 0, seconds: 0);
+  static Time operating_time = Time(hours: 0, minutes: 0, seconds: 0);
+
+  static String shutdownMessage = "";
+
+  static WarnIntervals CURRENT_INTERVAL = WarnIntervals.NONE;
+}