Send fewer requests with link checking (#1122)

.github/workflows/main.yml

@@ -17,14 +17,19 @@ jobs:
           - macos
           - windows
     steps:
+      - uses: actions/cache@v4
+        with:
+          path: .lycheecache
+          key: cache-lychee-${{ github.sha }}
+          restore-keys: cache-lychee-
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install
       - uses: lycheeverse/lychee-action@v1
         with:
-          args: --verbose --no-progress --include-fragments --max-concurrency 10 --exclude linkedin --exclude file:///test --exclude invalid.com '*.md' 'docs/*.md' '.github/**/*.md' '*.json' '*.js' 'lib/**/*.js' 'test/**/*.js' '*.ts' 'test-d/**/*.ts'
+          args: --cache --verbose --no-progress --include-fragments --exclude linkedin --exclude file:///test --exclude invalid.com '*.md' 'docs/*.md' '.github/**/*.md' '*.json' '*.js' 'lib/**/*.js' 'test/**/*.js' '*.ts' 'test-d/**/*.ts'
           fail: true
         if: ${{ matrix.os == 'ubuntu' && matrix.node-version == 22 }}
       - run: npm run lint