Add Javadoc deployment step to GitHub Actions

Add .github directory to build workflow paths

Change deployment branch for Javadoc to 'docs/coverage'

Remove GITHUB_TOKEN from javadoc deployment

Removed GITHUB_TOKEN from javadoc deployment step.

Change Javadoc publisher action version

Updated Javadoc publisher action to a newer version.

Author: zhongkechen

.github/workflows/build.yml

@@ -24,6 +24,7 @@ on:
       - 'sdk-integration-tests/**'
       - 'examples/**'
       - 'pom.xml'
+      - '.github/**'
   push:
     branches:
       - main
@@ -67,9 +68,18 @@ jobs:
           jacoco-csv-file: sdk/target/site/jacoco/jacoco.csv
           badges-directory: sdk/target/site/jacoco
 
+      - name: Deploy javadoc to Github Pages
+        uses: MathieuSoysal/Javadoc-publisher.yml@v3.0.2
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          javadoc-branch: "docs/coverage"
+          target-folder: javadoc
+          java-version: 17
+          project: maven
+
       - name: Publish coverage report to GitHub Pages
-        if: ${{ github.ref == 'refs/heads/main' && matrix.java == 17 }}
+        if: ${{ matrix.java == 17 }}
         uses: JamesIves/github-pages-deploy-action@v4
         with:
           branch: docs/coverage
-          folder: sdk/target/site/jacoco
+          folder: sdk/target/site/jacoco