Switch to yarn

Author: Benjamin Reid

.github/workflows/npmpublish.yml

@@ -5,26 +5,15 @@ on:
     types: [created]
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
-        with:
-          node-version: 12
-      - run: npm ci
-      - run: npm test
-
   publish-npm:
-    needs: build
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: borales/[email protected]
+        with:
+          cmd: install
+      - uses: borales/[email protected]
         with:
-          node-version: 12
-          registry-url: https://registry.npmjs.org/
-      - run: npm ci
-      - run: npm publish
+          cmd: publish
         env:
           NODE_AUTH_TOKEN: ${{secrets.npm_token}}