export default defineNitroPlugin(() => {
  const config = useRuntimeConfig()
  const checks = {
    MONGODB_URI: config.mongodbUri,
    JWT_SECRET: config.jwtSecret,
    RESEND_API_KEY: config.resendApiKey,
    HELCIM_API_TOKEN: config.helcimApiToken,
  }

  const missing = Object.entries(checks).filter(([, value]) => !value).map(([key]) => key)

  if (missing.length > 0) {
    console.error(`FATAL: Missing required environment variables: ${missing.join(', ')}`)
    console.error('Set these (or their NUXT_-prefixed equivalents) in your .env file or environment variables.')
    process.exit(1)
  }
})