NS Travel Information MCP Server

import dotenv from 'dotenv'; export class Config { private static instance: Config; private readonly config: { NS_API_KEY: string; SERVER_NAME: string; SERVER_VERSION: string; }; private constructor() { dotenv.config(); const NS_API_KEY = process.env.NS_API_KEY; if (!NS_API_KEY) { throw new Error('NS_API_KEY environment variable is required'); } this.config = { NS_API_KEY, SERVER_NAME: 'ns-disruptions-server', SERVER_VERSION: '1.0.0' }; } static getInstance(): Config { if (!Config.instance) { Config.instance = new Config(); } return Config.instance; } get nsApiKey(): string { return this.config.NS_API_KEY; } get serverName(): string { return this.config.SERVER_NAME; } get serverVersion(): string { return this.config.SERVER_VERSION; } }