build before release

Author: leoslr

.github/workflows/release.yml

@@ -53,6 +53,8 @@ jobs:
           node-version: 14
           registry-url: https://npm.pkg.github.com/
           scope: "@requestnetwork"
+      - run: yarn
+      - run: yarn build
       - run: npm ci
       - run: npm publish
         env: