Remove background script

src/background.js

-browser.runtime.onMessage.addListener(function (request, sender, sendResponse) {
-  console.log("Hello from the background");
-  console.log(request, sender, sendResponse);
-});

src/manifest.json

@@ -13,12 +13,6 @@
     "48": "icons/keyboard-48.png",
     "128": "icons/keyboard-128.png"
   },
-  "background": {
-    "scripts": [
-      "js/background.js"
-    ],
-    "persistent": false
-  },
   "browser_action": {
     "default_popup": "popup.html",
     "default_title": "Virtual keyboard",

vue.config.js

@@ -13,12 +13,6 @@ module.exports = {
     },
   },
   pluginOptions: {
-    browserExtension: {
-      componentOptions: {
-        background: {
-          entry: "src/background.js",
-        },
-      },
-    },
+    browserExtension: {},
   },
 };