dep: add @types/webextension-polyfill

package.json

@@ -14,6 +14,7 @@
 	"devDependencies": {
 		"@lumeweb/presetter-kernel-module-preset": "^0.1.0-develop.43",
 		"@sveltejs/vite-plugin-svelte": "^2.4.2",
+		"@types/webextension-polyfill": "^0.10.1",
 		"autoprefixer": "^10.4.14",
 		"sass": "^1.63.6",
 		"tailwindcss": "^3.3.3"

src/main/background.ts

@@ -31,7 +31,6 @@ import {
   setTimer,
   weAreBooted,
 } from "./vars.js";
-// @ts-ignore
 import browser from "webextension-polyfill";
 
 function logLargeObjects() {