chatbot.txt

Python best practices: 
PEP 8 styling, modular structure, 
type hints, and error handling via try-except.


Add rate limiting to endpoints (via fastapi-limiter) for abuse prevention;

Conclusion: 
Clean code principles applied—separation of concerns (DB init separate from app logic), minimal dependencies. 
Feature suggestions: 
Add rate limiting to endpoints (via fastapi-limiter) for abuse prevention; 
integrate OAuth (as per prior docs) for HF-native login, skipping custom signup for simplicity.



Database Schema: Simple init.sql (add to repo): 
CREATE DATABASE appdb; 
CREATE TABLE users (id SERIAL PRIMARY KEY, username VARCHAR UNIQUE, password_hash VARCHAR); 
CREATE TABLE logs (id SERIAL PRIMARY KEY, user_id INT, prompt TEXT, response TEXT, timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP)