feat: 🎉 Add setup script and categories API routes

- Created a setup script for first-time setup with Node.js checks, .env file creation, dependency installation, Prisma client generation, database migrations, and seeding.
- Implemented categories API with GET and POST routes for fetching and creating categories.

Author: sizzlebop

.github/FUNDING.yml

@@ -1,5 +1,8 @@
 # These are supported funding model platforms
 
 github: sizzlebop
+patreon: admin@pinkpixel.dev
+open_collective: pinkpixel
 ko_fi: sizzlebop
-custom: ["https://buymeacoffee.com/pinkpixel"]
+buy_me_a_coffee: pinkpixel
+thanks_dev: gh/sizzlebop