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```python # AI Dev Tool: FastAPI Pydantic v2 Micro-SaaS Starter # ================================================ # A production-ready starter boilerplate for building micro-SaaS applications # using FastAPI, Pydantic v2, and Cloudflare Workers. from fastapi import FastAPI, HTTPException from pydantic import BaseModel from typing import List, Optional import cloudflare_workers # Define the application app = FastAPI() # Define the database model class User(BaseModel): """User database model""" id: int name: str email: str # Define the API routes @app.get("/users/") async def read_users(): """Read all users""" # Fetch users from the database users = await fetch_users_from_db() return users @app.get("/users/{user_id}") async def read_user(user_id: int): """Read a user by ID""" # Fetch user from the database user = await fetch_user_from_db(user_id) if user is None: raise HTTPException(status_code=404, detail="User not found") return user @app.post("/users/") async def create_user(user: User): """Create a new user"""
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