Upgrade NPM packages (#75)

- Migrate ESLint configuration to version 9
- Add new Firefox data collection permissions
- Add NodeJS 24

Author: kfarnung

.eslintignore

@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [18.x, 20.x, 22.x]
+        node-version: [20.x, 22.x, 24.x]
 
     steps:
       - uses: actions/checkout@v2

.eslintrc.json

@@ -10,10 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Use Node.js 20.x
+      - name: Use Node.js 24.x
         uses: actions/setup-node@v1
         with:
-          node-version: 20.x
+          node-version: 24.x
       - run: npm ci
       - run: npm run lint
       - run: npm run build

.github/workflows/ci.yml

@@ -0,0 +1,17 @@
+import globals from "globals";
+
+export default [
+  {
+    ignores: ["addon/**/*.js"],
+  },
+  {
+    languageOptions: {
+      globals: {
+        ...globals.browser,
+        ...globals.webextensions,
+      },
+      ecmaVersion: 2018,
+      sourceType: "module",
+    },
+  },
+];