Run install before publish

Author: scottrobertson

.github/workflows/npm-publish.yml

@@ -14,6 +14,7 @@ jobs:
         with:
           node-version: 12
           registry-url: https://registry.npmjs.org/
+      - run: yarn install
       - run: npm publish
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}