build: Add release action

Author: hbons

.github/workflows/build.yml

@@ -3,6 +3,8 @@ name: Codicons Build
 on:
   push:
     branches: [ main ]
+    tags:        
+      - '*'
   pull_request:
     branches: [ main ]
   workflow_dispatch:
@@ -28,3 +30,30 @@ jobs:
         with:
           name: codicon-font-${{ github.sha }}
           path: dist/codicon.ttf
+
+      # Create a release when a new tag is pushed. Writes out all new commit messages since the last release.
+      - name: Create Release
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          commits=$(git log --pretty=format:"- %h: %s%n  (%H)%n" ${{ github.event.before }}..${{ github.sha }})
+          echo "This release includes: ${commits}" > commit_messages.txt
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          draft: false
+          prerelease: false
+          body: $(cat commit_messages.txt)
+#       run: |
+#         git config --global user.email "[email protected]"
+#         git config --global user.name "GitHub Actions"
+#         git clone https://github.com/microsoft/vscode.git
+#         cd vscode
+#         git checkout -b update-codonicons
+#         cp -r ../dist/codicon.ttf src/vs/base/browser/ui/codicons/codicon/
+#         git add .
+#         git commit -m "Update codicons to ${{ github.ref }}"
+#         git push origin update-font
+#         # TODO: Create PR