Test golang SDK on PR

.github/workflows/sdk-testing.yml

@@ -189,3 +189,62 @@ jobs:
 
       - name: Test Project
         run: export NODE_OPTIONS=--max-old-space-size=6144; npm test
+
+  test-go:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout SDK repo
+        uses: actions/checkout@v4
+        with:
+          repository: 'line/line-bot-sdk-go'
+          submodules: recursive
+
+      - name: Update line-openapi submodule
+        run: |
+          cd line-openapi
+          git remote add pr-source ${{ github.event.pull_request.head.repo.clone_url }}
+          git fetch pr-source ${{ github.event.pull_request.head.ref }}
+          git checkout FETCH_HEAD
+
+      # https://github.com/line/line-bot-sdk-go/blob/master/.github/workflows/go.yml
+      - name: actions/setup-java@v3
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'temurin'
+          java-version: 17
+          architecture: x64
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: 1.21
+
+      - name: Install goimports
+        run: go install golang.org/x/tools/cmd/goimports@latest
+
+      - name: Generate code
+        run: python generate-code.py
+
+      - name: Show diff
+        run: git diff --color=always
+
+      - name: run tests
+        run: go test ./...
+
+      - name: go vet
+        run: go vet $(go list ./... | grep -v /examples/)
+
+      - name: Compile example scripts
+        run: |
+          for file in $(find ./examples/ -name '*.go'); do
+            dir=$(dirname $file)
+            pushd $dir
+            go build -o /dev/null
+            popd
+          done