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```python # AI Dev Tool: CloudVector PostgreSQL Vector Search Extension Boilerplate # Description: A production-ready boilerplate for building scalable vector search applications # using PostgreSQL and Rust WebAssembly Edge Functions. import os import psycopg2 from fastapi import FastAPI, HTTPException from fastapi.responses import JSONResponse from pydantic import BaseModel from typing import List, Optional # Define the PostgreSQL connection settings POSTGRES_HOST = os.environ.get("POSTGRES_HOST", "localhost") POSTGRES_PORT = os.environ.get("POSTGRES_PORT", 5432) POSTGRES_USER = os.environ.get("POSTGRES_USER", "postgres") POSTGRES_PASSWORD = os.environ.get("POSTGRES_PASSWORD", "postgres") POSTGRES_DB = os.environ.get("POSTGRES_DB", "vector_search") # Define the PostgreSQL vector search extension settings VECTOR_SEARCH_TABLE = "vector_search_table" VECTOR_SEARCH_COLUMN = "vector_search_column" # Create a FastAPI application instance app = FastAPI() # Define a Pydantic model for vector search requests class VectorSearchRequest(BaseModel): query: str limit: int = 10 # Define a Pydantic model for vector search responses class VectorSearchResponse(BaseModel
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