Merge pull request #199 from ruby-go-gem/fix_permission

Fix release workflow

Author: sue445

.github/workflows/release.yml

@@ -5,6 +5,9 @@ on:
     tags:
       - "v*"
 
+permissions:
+  contents: write
+
 jobs:
   publish:
     runs-on: ubuntu-latest
@@ -20,10 +23,19 @@ jobs:
       - name: Generate changelog
         run: |
           bundle exec rake changelog[,${TAG_NAME}] > /tmp/changelog.md
+          cat /tmp/changelog.md
         env:
           TAG_NAME: ${{ github.ref_name }}
 
       - name: Release
         uses: softprops/action-gh-release@v2
         with:
           body_path: /tmp/changelog.md
+
+      - name: Slack Notification (not success)
+        uses: act10ns/slack@v2
+        if: "! success()"
+        continue-on-error: true
+        with:
+          status: ${{ job.status }}
+          webhook-url: ${{ secrets.SLACK_WEBHOOK }}