Set Up Basic API Structure

[LuminaEnvision]

Initialize Express.js API with modular services for authentication, PoI, rewards, and leaderboard.

• Create a clean project structure with TypeScript.
• Establish modular API layers for easy feature scaling.
• Add basic health check route for uptime monitoring.

[titobzzz]

What DB do you plan to use?

[PAVANTEJ-05]

Can I take up this issue ?, can you please assign it to me
I'll setup the basic api structure