ci: update release workflow to auto update Homebrew Tap

Author: chenby

.github/workflows/release.yml

@@ -19,7 +19,37 @@ jobs:
       run: mvn -B install -DskipTests
     - name: Create Tag
       run: |
-        echo "RELEASE_TAG=`cat ./src/main/resources/.version`" >> $GITHUB_ENV
+        RELEASE_TAG=$(cat ./src/main/resources/.version)
+        RELEASE_VER=${RELEASE_TAG#v}
+        echo "RELEASE_TAG=$RELEASE_TAG" >> $GITHUB_ENV
+        echo "RELEASE_VER=$RELEASE_VER" >> $GITHUB_ENV
+    - name: Compute SHA256
+      id: sha
+      run: |
+        FILE=./target/redis-rdb-cli-release.tar.gz
+        SHA256=$(shasum -a 256 "$FILE" | awk '{print $1}')
+        echo "SHA256=$SHA256" >> $GITHUB_ENV
+    - name: Update Homebrew Tap
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        # Clone tap repo
+        git clone https://x-access-token:${GITHUB_TOKEN}@github.com/leonchen83/homebrew-redis-rdb-cli.git
+        cd homebrew-redis-rdb-cli
+        
+        FORMULA_FILE=Formula/redis-rdb-cli.rb
+        
+        # Update formula fields
+        sed -i "s|url \".*\"|url \"https://github.com/leonchen83/redis-rdb-cli/releases/download/${RELEASE_TAG}/redis-rdb-cli-release.tar.gz\"|" $FORMULA_FILE
+        sed -i "s|version \".*\"|version \"${RELEASE_VER}\"|" $FORMULA_FILE
+        sed -i "s|sha256 \".*\"|sha256 \"${SHA256}\"|" $FORMULA_FILE
+        
+        # Commit & push
+        git config user.name "github-actions"
+        git config user.email "[email protected]"
+        git add $FORMULA_FILE
+        git commit -m "Update redis-rdb-cli to ${RELEASE_VER}"
+        git push origin main
     - name: Create Release
       id: create_release
       uses: ncipollo/release-action@v1