refactor: introduce pnpm workspace (#34241)

Co-authored-by: yyh <yuanyouhuilyz@gmail.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

.github/workflows/tool-test-sdks.yaml

@@ -6,6 +6,9 @@ on:
       - main
     paths:
       - sdks/**
+      - package.json
+      - pnpm-lock.yaml
+      - pnpm-workspace.yaml
 
 concurrency:
   group: sdk-tests-${{ github.head_ref || github.run_id }}