added github workflow

Author: chenasraf

.github/workflows/main.yml

@@ -0,0 +1,47 @@
+name: Releases
+
+on:
+  push:
+    tags:
+      - "v*"
+    # branches: [master]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: "12.x"
+      - run: yarn install --frozen-lockfile
+      - run: yarn build
+      - run: yarn pack --filename=release.tgz
+      - uses: Klemensas/action-autotag@stable
+        id: update_tag
+        with:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          tag_prefix: "v"
+      - name: Publish on NPM
+        uses: JS-DevTools/npm-publish@v1
+        with:
+          package: build
+      - name: Create Release
+        if: steps.update_tag.outputs.tagname
+        uses: actions/create-release@v1
+        id: create_release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ steps.update_tag.outputs.tagname }}
+          release_name: Release ${{ steps.update_tag.outputs.tagname }}
+      - name: Upload Release Asset
+        if: steps.update_tag.outputs.tagname
+        id: upload-release-asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ./package.tgz
+          asset_name: package.tgz
+          asset_content_type: application/tgz