Update nodejs.yml

Author: goddessfreya

.github/workflows/nodejs.yml

@@ -5,11 +5,16 @@ on: [push]
 jobs:
   build:
 
-    runs-on: ubuntu-latest
-
     strategy:
+      fail-fast: false
       matrix:
         node-version: [8.x, 10.x, 12.x]
+        platform: 
+          - { os: windows-latest, hunspell: true }
+          - { os: windows-latest }
+          - { os: ubuntu-latest }
+
+    runs-on: ${{ matrix.platform.os }}
 
     steps:
     - uses: actions/checkout@v1
@@ -19,6 +24,7 @@ jobs:
         node-version: ${{ matrix.node-version }}
     - name: npm install, build, and test
       run: |
+        npm install
         npm test
       env:
-        CI: true
+        SPELLCHECKER_PREFER_HUNSPELL: ${{ matrix.platform.hunspell }}