fix(ci): Setup a separate workflow action to test for pushes on master (#3951)

.github/workflows/ci-master.yml

@@ -0,0 +1,32 @@
+name: Test Master
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    timeout-minutes: 30
+
+    strategy:
+      matrix:
+        node-version: [14.x, 16.x]
+
+    steps:
+      - uses: actions/checkout@v1
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: npm install, build, and test
+        run: |
+          npm install -g npm@latest
+          npm install
+          npm run build --if-present
+          npm test
+          npm run lint
+        env:
+          CI: true

.github/workflows/ci-pull-requests.yml

@@ -1,6 +1,6 @@
-name: Node CI
+name: Test Pull Requests
 
-on: [push, pull_request]
+on: [pull_request]
 
 jobs:
   build: