Change default location of pnpm bin files

[mxcl]

Fixes #471

[what-the-diff]

PR Summary

• Updated build script
  The build script has been modified to better organize the project files, particularly the bin files, package.json, and important properties within a specified folder.

• Creation of a new pnpmrc file
  A new file named pnpmrc is introduced to set key configurations, such as the project prefix and disabling update notifications.