⚡ Live Sandbox: AI Dev Tool: AGENTSmd AINative SaaS (pt1i)

📝 Editable Code Sandbox

```python
# AI Dev Tool: FastAPI Pydantic v2 Micro-SaaS Boilerplate
# Description: A production-ready FastAPI boilerplate with Pydantic v2 for building micro-SaaS applications

from fastapi import FastAPI, HTTPException
from fastapi.responses import JSONResponse
from pydantic import BaseModel, Field
from typing import List, Optional
from psycopg2 import connect
from psycopg2.extras import DictCursor
import os
import logging

# Initialize the logger
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

# Define the database connection settings
DB_HOST = os.environ.get("DB_HOST", "localhost")
DB_PORT = os.environ.get("DB_PORT", 5432)
DB_NAME = os.environ.get("DB_NAME", "mydatabase")
DB_USER = os.environ.get("DB_USER", "myuser")
DB_PASSWORD = os.environ.get("DB_PASSWORD", "mypassword")

# Create a FastAPI application instance
app = FastAPI(title="FastAPI Pydantic v2 Micro-SaaS Boilerplate", description="A production-ready FastAPI boilerplate with Pydantic v2 for building micro-SaaS applications")

# Define a Pydantic model for the user entity
class User

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