better check for cache directory existing on startup

MareSynchronos/Configuration.cs

@@ -87,6 +87,13 @@ namespace MareSynchronos
         public void Initialize(DalamudPluginInterface pluginInterface)
         {
             _pluginInterface = pluginInterface;
+
+            if (!Directory.Exists(CacheFolder))
+            {
+                InitialScanComplete = false;
+            }
+
+            Save();
         }
 
         public void Save()

MareSynchronos/UI/IntroUI.cs

@@ -181,7 +181,7 @@ namespace MareSynchronos.UI
                     UiShared.ColorTextWrapped("You do not have a valid Penumbra path set. Open Penumbra and set up a valid path for the mod directory.", ImGuiColors.DalamudRed);
                 }
 
-                if (!_fileCacheManager.IsScanRunning && !string.IsNullOrEmpty(_pluginConfiguration.CacheFolder) && _uiShared.HasValidPenumbraModPath)
+                if (!_fileCacheManager.IsScanRunning && !string.IsNullOrEmpty(_pluginConfiguration.CacheFolder) && _uiShared.HasValidPenumbraModPath && Directory.Exists(_pluginConfiguration.CacheFolder))
                 {
                     UiShared.TextWrapped("You can adjust how many parallel threads will be used for scanning. Mind that ultimately it will depend on the amount of mods, your disk speed and your CPU. " +
                                       "More is not necessarily better, the default of 10 should be fine for most cases.");