ci yarn

Author: erickzhao

.github/workflows/test.yml

@@ -14,7 +14,8 @@ jobs:
       - uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version: '24.x'
+          cache: 'yarn'
       - name: Install dependencies
-        run: 'npm ci'
+        run: 'yarn install --immutable'
       - name: Run tests
-        run: 'npm test'
+        run: 'yarn test'