CI: add build

Author: azu

.github/workflows/website.yml

@@ -21,6 +21,8 @@ jobs:
           echo "CURRENT_VERSION=$(node -p 'require("./package.json").version')" >> $GITHUB_ENV
       - name: Install
         run: yarn install
+      - name: Build Packages
+        run: yarn run build
       - name: Build
         run: npm run website -- --metadataVersion="${CURRENT_VERSION}"
         env: