Update publish.yml

.github/workflows/publish.yml

-# This workflow will run tests using node and then publish a package to GitHub Packages when a release is created
-# For more information see: https://help.github.com/actions/language-and-framework-guides/publishing-nodejs-packages
+# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
 
-name: Node.js Package
+name: publish
 
 on:
-  release:
-    types: [created]
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
 
 jobs:
   build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
-        with:
-          node-version: 12
-      - run: yarn ci
-      - run: yarn test
 
-  publish-npm:
-    needs: build
     runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
-        with:
-          node-version: 12
-          registry-url: https://registry.npmjs.org/
-      - run: npm ci
-      - run: npm publish
-        env:
-          NODE_AUTH_TOKEN: ${{secrets.npm_token}}
 
-  publish-gpr:
-    needs: build
-    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x]
+
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
-        with:
-          node-version: 12
-          registry-url: https://npm.pkg.github.com/
-      - run: npm ci
-      - run: npm run publish
-        env:
-          NODE_AUTH_TOKEN: ${{secrets.GITHUB_TOKEN}}
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: Publish project
+      run: yarn && yarn run publish