Create a basic API for our calendar app - V1.0

[Ombental]

API will be available to registered users only -> only they can choose to generate an API token

• [ ] API Documentation Page (User Friendly) - with token init button (front)
• [ ] DB structure for token auth
• [ ] Backend token generator
• [ ] Backend token validation implementation
• [ ] Rate Limiting Implementation
• [ ] 1 GET request route = get daily info by date
• [ ] 1 POST request route = create an event