Fix for extending array settings + card Image check

src/dashboardWebView/components/Contents/Item.tsx

@@ -93,7 +93,9 @@ export const Item: React.FunctionComponent<IItemProps> = ({
           setFooterHtml(undefined);
         }
       });
+    }
 
+    if (window.fmExternal && window.fmExternal.getCardImage) {
       window.fmExternal.getCardImage(fmFilePath, {
         fmFilePath,
         date,

src/helpers/SettingsHelper.ts

@@ -1,3 +1,4 @@
+import { SETTING_EXTENSIBILITY_SCRIPTS } from './../constants/settings';
 import { parseWinPath } from './parseWinPath';
 import { Telemetry } from './Telemetry';
 import { Notifications } from './Notifications';
@@ -707,9 +708,24 @@ export class Settings {
         configJson,
         filePath
       );
+    } else if (typeof configJson === 'string') {
+      Settings.mergeStringArray(`${CONFIG_KEY}.${relSettingName}`, configJson);
     }
   }
 
+  /**
+   * Merge the array setting in the global config
+   * @param key
+   * @param value
+   */
+  private static mergeStringArray(key: string, value: string) {
+    // Merge the arrays
+    Settings.globalConfig[key] = [...(Settings.globalConfig[key] || []), value];
+    Settings.globalConfig[key] = Settings.globalConfig[key].filter((item: any, index: number) => {
+      return Settings.globalConfig[key].indexOf(item) === index;
+    }, Settings.globalConfig[key]);
+  }
+
   /**
    * Check if the setting name is equal or starts with the reference setting name
    * @param value