AirNow MCP Server

import { config as dotenvConfig } from "dotenv"; import { z } from "zod"; dotenvConfig(); const envSchema = z.object({ AIRNOW_API_KEY: z.string().min(1, "AIRNOW_API_KEY must be set") }); const env = envSchema.safeParse(process.env); if (!env.success) { console.error("Invalid environment variables:", env.error.format()); process.exit(1); } export const AIRNOW_API_HOSTNAME = "https://www.airnowapi.org/"; export const { AIRNOW_API_KEY } = env.data;