add setup script to add user from the terminal and initial project setup

[Kampouse]

This pull request introduces significant enhancements to the setup process and dependencies for the project. The changes include adding a new dependency to package.json and implementing a comprehensive setup script for Supabase in setup.ts.

Dependency Update:

• Added prettier as a new dependency in package.json to ensure consistent code formatting across the project.

Supabase Setup Enhancements:

• Implemented a new setup.ts script to streamline the setup process for Supabase, including:
  • Importing necessary modules and defining a SupabaseConfig interface.
  • Adding functions to verify type generation, generate types, create a public bucket, prompt user for admin credentials, create an initial user, and log setup summary.
  • Automatically loading environment variables from a .env file if it exists, or starting a new Supabase project and creating the .env file if it does not.
  • Ensuring the database types are up to date and regenerating them if necessary.
  • Providing a user-friendly summary of the Supabase setup process.