CI testing.

Author: Martynas Žilinskas

.github/workflows/build.yml

@@ -8,6 +8,7 @@ on:
 jobs:
   build:
     name: Build & Publish
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
     - uses: actions/setup-node@v1
@@ -17,7 +18,7 @@ jobs:
     - run: npm install
     - run: npm test
     - run: npm run build
-    - run: yarn publish
+    - run: npm publish
       env:
         NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}