chore: build before release

Fixes #35

Author: JoshuaKGoldberg

.github/workflows/release.yml

@@ -12,6 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: ./.github/actions/prepare
+      - run: yarn build
       - name: Release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}