⚡ Live Sandbox: AI Dev Tool: FastAPI Pydantic v2 MicroSaaS

📝 Editable Code Sandbox

```python
# AI Dev Tool: Turbocharged FastAPI Pydantic v2 Micro-SaaS Boilerplate
# Description: A high-performance, production-ready FastAPI boilerplate with Pydantic v2 and PostgreSQL Vector Search Extension

from fastapi import FastAPI, Depends
from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
from pydantic import BaseModel
from typing import List
import psycopg2
from psycopg2 import extras
import uvicorn
from cloudflare import workers

# Initialize FastAPI app
app = FastAPI()

# Define Pydantic models
class User(BaseModel):
    """User model"""
    id: int
    name: str
    email: str

class Item(BaseModel):
    """Item model"""
    id: int
    name: str
    description: str

# Define database connection
def get_db():
    """Get database connection"""
    conn = psycopg2.connect(
        host="localhost",
        database="mydatabase",
        user="myuser",
        password="mypassword"
    )
    return conn

# Define authentication scheme
security = HTTPBearer()

# Define authentication dependency
def get_authenticated_user(credentials: HTTPAuthorizationCredentials = Depends(security)):
    """Get authenticated user"""

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