<NME> nodeCI.yml
<BEF> name: Node CI

on: [push]

jobs:
  build:
    if: github.ref != 'refs/heads/master'
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        node-version: [14.x]
        os: [ubuntu-latest, windows-latest, macOS-latest]
    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 and test
      run: |
        npm ci
        npm run test:ci

<MSG> Update and rename nodejs.yml to nodeCI.yml
<DFF> @@ -1,6 +1,6 @@
 name: Node CI
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   build:

Update and rename nodejs.yml to nodeCI.yml