ci: run web-ext with npm

To run web-ext, runs the following commands:
- lint: `npm run lint:webext`
- build: `npm run build`.

Author: Linkid

.github/workflows/build.yml

@@ -21,13 +21,13 @@ jobs:
 
       - name: Setup Node.js
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e  # v6.4.0
-      - name: Install web-ext
-        run: npm install --global web-ext
+      - name: Install the dependencies
+        run: npm ci
       - name: Display web-ext version
-        run: web-ext --version
+        run: npx web-ext --version
 
       - name: Build with web-ext
-        run: web-ext build
+        run: npm run build
 
       - name: Upload Firefox artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a  # v7.0.1

.github/workflows/lint.yml

@@ -15,23 +15,21 @@ jobs:
 
       - name: Setup Node.js
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e  # v6.4.0
-
-      # eslint
       - name: Install the dependencies
         run: npm ci
+
+      # eslint
       - name: Lint the scripts
         run: npm run lint
 
       # web-ext
-      - name: Install web-ext
-        run: npm install --global web-ext
       - name: Display web-ext version
-        run: web-ext --version
+        run: npx web-ext --version
       # Firefox ignores Chrome's "service_worker" key and web-ext lint warns
       # about it: BACKGROUND_SERVICE_WORKER_IGNORED. Strip it before linting
       - name: Drop Chrome-only service_worker key for Firefox lint
         run: |
           jq 'del(.background.service_worker)' manifest.json > manifest.tmp
           mv manifest.tmp manifest.json
       - name: Lint the webextension
-        run: web-ext lint --warnings-as-errors
+        run: npm run lint:webext -- --warnings-as-errors

DOCUMENTATION.md

@@ -87,7 +87,7 @@ On open, the popup:
 │   ├── icon-*.png         # toolbar / store icons
 │   └── icon.svg           # source icon
 ├── tests/                 # test suite (node --test), one file per module
-├── package.json           # npm scripts + dev dependencies (ESLint)
+├── package.json           # npm scripts + dev dependencies (ESLint, web-ext)
 ├── eslint.config.js       # ESLint flat config
 ├── .web-ext-config.mjs    # web-ext config: files to keep out of the package
 └── .github/               # CI workflows (lint, test, build) + dependabot