chore: update npm publish

.github/workflows/npm-publish.yml

@@ -1,27 +1,19 @@
-on:
-  push:
-    branches:
-      - master
 name: npm-publish
+on:
+  release:
+    types: [created]
 jobs:
-  npm-publish:
+  build:
     runs-on: ubuntu-latest
     steps:
-      # The logic below handles the npm publication:
-      - uses: actions/checkout@v2
-        # these if statements ensure that a publication only occurs when
-        # a new release is created:
-        if: ${{ steps.release.outputs.release_created }}
-      - uses: actions/setup-node@v1
-        with:
-          node-version: 12
-          registry-url: 'https://registry.npmjs.org'
-        if: ${{ steps.release.outputs.release_created }}
-      - run: yarn install --frozen-lockfile
-        if: ${{ steps.release.outputs.release_created }}
-      - run: yarn build
-        if: ${{ steps.release.outputs.release_created }}
-      - run: npm publish
-        env:
-          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
-        if: ${{ steps.release.outputs.release_created }}
+    - uses: actions/checkout@v2
+    # Setup .npmrc file to publish to npm
+    - uses: actions/setup-node@v1
+      with:
+        node-version: '12.x'
+        registry-url: 'https://registry.npmjs.org'
+    - run: yarn install --frozen-lockfile
+    - run: yarn build
+    - run: npm publish
+      env:
+        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}