chore: update GitHub Pages workflow and docs

Author: shijiashuai

.github/workflows/ci.yml

@@ -24,6 +24,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version: '1.23'
+          cache: true
 
       - name: Run golangci-lint
         uses: golangci/golangci-lint-action@v6
@@ -44,6 +45,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version: ${{ matrix.go-version }}
+          cache: true
 
       - name: Verify dependencies
         run: go mod verify

.github/workflows/pages.yml

@@ -25,6 +25,14 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          sparse-checkout-cone-mode: false
+          sparse-checkout: |
+            *.md
+            _config.yml
+            docs
+            changelog
+            LICENSE
 
       - name: Setup Pages
         uses: actions/configure-pages@v5