dev: Install the webextension-polyfill with NPM

Author: marienfressinaud

.biome.json

@@ -7,8 +7,7 @@
     },
     "files": {
         "include": ["src/**"],
-        "ignoreUnknown": false,
-        "ignore": ["src/browser-polyfill.js"]
+        "ignoreUnknown": false
     },
     "formatter": {
         "enabled": true,

package-lock.json

@@ -16,6 +16,7 @@
     "@parcel/config-webextension": "^2.13.3",
     "parcel": "^2.13.3",
     "svgo": "^3.3.2",
-    "web-ext": "^8.4.0"
+    "web-ext": "^8.4.0",
+    "webextension-polyfill": "^0.12.0"
   }
 }

package.json

@@ -2,7 +2,8 @@
 // Copyright 2020-2025 Marien Fressinaud
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-import configuration from "../configuration.js";
+import browser from "webextension-polyfill";
+import configuration from "./configuration.js";
 
 const state = {
     currentUrl: null,