Add bun.lock and update package.json for dependency management

Commit notes

- Introduced a new `bun.lock` file for managing project dependencies and ensuring consistent installations across environments. - Updated `package.json` to include workspace configuration and refined devDependencies, ensuring compatibility with the latest tools and libraries. - Removed the outdated `pnpm-lock.yaml` to streamline dependency management with Bun.

This commit enhances the project's dependency management strategy, aligning it with the current development practices.