FastAPI demo

For start demo:

1. Create virtual environment and make pip install -r requirements.txt
2. Change DNS in config.py as you needs. Or simply create in local Postgres db with name test_db, user test_user and password test_pass
3. Run command in terminal: python server.py
4. Visit http://127.0.0.1:8000 (start page) or http://127.0.0.1:8000/docs (for the documentation)

In this demo you can find following:

• CRUD examples
• Filtering with validation of input and output fields in API
• Offset and limits available for entities list
• Connection to Postgres DB using sessions and ORM
• Password hashing
• Requests for handy usage in Pycharm Pro or VSCode
• Example of one-to-many relations between Visitor and Log entities
• Separate routers for different entities
• JWT authentication and defence API methods from unauthorized access

When using in production please generate new SECRET_KEY at token.py using openssl rand -hex 32