style: prettier on the project

Author: abarre

.prettierrc

@@ -1,5 +1,6 @@
 {
   "singleQuote": true,
   "trailingComma": "es5",
-  "semi": false
+  "printWidth": 120,
+  "semi": true
 }

app/contentscript.js

@@ -43,7 +43,7 @@ browser.runtime.onMessage.addListener((request, sender) => {
       return Promise.resolve(getDeferjsDebug());
       break;
     case 'show_lazyloaded_image':
-      addOverlayOnLazyloadedImages()
+      addOverlayOnLazyloadedImages();
       return Promise.resolve();
     case 'get_frz_flags':
       return Promise.resolve(getFrzFlags());