Update ci.yml to install deps

Author: NullVoxPopuli

.github/workflows/ci.yml

@@ -89,6 +89,8 @@ jobs:
         uses: actions/checkout@v3
       - name: Set up Volta
         uses: volta-cli/action@v3
+      - run: yarn install
+      - run: yarn build
       - name: Set up npm
         run: |
           echo "//registry.npmjs.org/:_authToken=${NPM_AUTH_TOKEN}"> ~/.npmrc