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```python # AI Dev Tool: Cloudflare Worker Hono API Template with PostgreSQL Vector Search Extension # ============================================================================== # This is a production-ready developer code asset for building a micro-SaaS application # using Cloudflare Workers, Hono, and PostgreSQL Vector Search Extension. import os import json from typing import Dict, List from pydantic import BaseModel from hono import Hono from cloudflare import Worker from psycopg2 import connect from psycopg2.extras import DictCursor # Define the database connection settings DB_HOST = os.environ.get('DB_HOST') DB_PORT = os.environ.get('DB_PORT') DB_USER = os.environ.get('DB_USER') DB_PASSWORD = os.environ.get('DB_PASSWORD') DB_NAME = os.environ.get('DB_NAME') # Define the PostgreSQL Vector Search Extension connection settings VECTOR_SEARCH_HOST = os.environ.get('VECTOR_SEARCH_HOST') VECTOR_SEARCH_PORT = os.environ.get('VECTOR_SEARCH_PORT') VECTOR_SEARCH_USER = os.environ.get('VECTOR_SEARCH_USER') VECTOR_SEARCH_PASSWORD = os.environ.get('VECTOR_SEARCH_PASSWORD') VECTOR_SEARCH_DB = os.environ.get('VECTOR_SEARCH_DB') # Define the Hono API template class HonoApiTemplate(BaseModel): """Hono API template for building a
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