Handle website builds from v2.x

.github/workflows/build.yml

@@ -24,6 +24,7 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v4
+      fetch-depth: 0
 
     - name: Set up JDK
       uses: actions/setup-java@v4
@@ -43,10 +44,19 @@ jobs:
       uses: github/codeql-action/init@v3
       with:
         languages: java
-    
+
     - name: Maven build
       run: |
         mvn install
 
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v3
+
+    - name: Website
+      if: github.event_name == 'push' && (startsWith(github.ref, 'refs/tags/website') || startsWith(github.ref, 'refs/tags/v'))
+      run: |
+        git config --global user.name "Stephen Colebourne (CI)"
+        git config --global user.email "scolebourne@joda.org"
+        git checkout -b main origin/main
+        git tag website2x
+        git push origin website2x