Add GitHub releases

Author: katspaugh

.github/workflows/npm-publish.yml

@@ -9,34 +9,45 @@ jobs:
   publish-npm:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
 
       - run: npm install
 
       - name: Extract version
+        id: version
         run: |
           OLD_VERSION=$(npm show @gnosis.pm/safe-react-gateway-sdk version)
           NEW_VERSION=$(node -p 'require("./package.json").version')
           if [ $NEW_VERSION != $OLD_VERSION ]; then
-            echo "v$NEW_VERSION" > version.txt
             echo "New version $NEW_VERSION detected"
+            echo "::set-output name=version::v$NEW_VERSION"
+            git log "v$OLD_VERSION"..HEAD --pretty=format:"* %s" > CHANGELOG.md
           else
             echo "Version $OLD_VERSION hasn't changed, skipping the release"
+            exit 1
           fi
 
+      - name: Publish to NPM
+        uses: JS-DevTools/npm-publish@v1
+        with:
+          token: ${{ secrets.NPM_TOKEN }}
+
       - name: Create a git tag
-        run: |
-          if [ -f version.txt ]; then
-            echo "Creating a git tag"
-            git tag "$(cat version.txt)"
-            git push --tags
-          fi
+        run: git tag $NEW_VERSION && git push --tags
+        env:
+          NEW_VERSION: ${{ steps.version.outputs.version }}
 
-      - name: Publish to NPM
+      - name: GitHub release
+        uses: actions/create-release@v1
+        id: create_release
+        with:
+          draft: false
+          prerelease: false
+          release_name: ${{ steps.version.outputs.version }}
+          tag_name: ${{ steps.version.outputs.version }}
+          body_path: CHANGELOG.md
         env:
-          NODE_AUTH_TOKEN: ${{ secrets.npm_token }}
-        run: |
-          if [ -f version.txt ]; then
-            echo "Publishing to NPM"
-            npm publish
-          fi
+          GITHUB_TOKEN: ${{ github.token }}