Run tests on windows, disable proxy test on ubuntu CI runner (#125)

.github/workflows/ci.yml

@@ -5,15 +5,20 @@ on:
     branches: [ '*', '!gh-pages' ]
   pull_request:
     branches: [ '*', '!gh-pages' ]
+  workflow_dispatch:
+    inputs:
+      via:
+          description: 'trigger origin'
+          required: true
 
 jobs:
   build:
-    runs-on: ubuntu-latest
-    timeout-minutes: 10
-
     strategy:
       matrix:
-        node-version: [14.x]
+        os: [ubuntu-latest, windows-latest]
+        node-version: [16.x]
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 10
     steps:
     - uses: actions/checkout@v2
     - name: Use Node.js ${{ matrix.node-version }}