issue for nuxt proxy with Posthog

{
    "url": "/ingest/i/v0/e/?_=1717162970946&compression=gzip-js&ip=1&retry_count=1&ver=1.136.2",
    "statusCode": 500,
    "statusMessage": "",
    "message": "fetch failed",
    "stack": ""
}

export default defineNuxtPlugin(() => {
  const runtimeConfig = useRuntimeConfig()
  const posthogClient = posthog.init(runtimeConfig.public.posthogPublicKey, {
    api_host: '/ingest',
    ui_host: 'https://eu.posthog.com',
    capture_pageview: false,
    loaded: (posthog) => {
      if (import.meta.env.MODE === 'development')
        posthog.debug()
    },
  })
})

export default defineNuxtConfig({
  routeRules: {
    '/ingest/static/**': {
      proxy: 'https://eu-assets.i.posthog.com/static/**',
    },
    '/ingest/**': {
      proxy: 'https://eu.i.posthog.com/**',
    },
  },
})