Alguem sabe como resolver?
GET /dev/pacientes (λ: listarPacientes)
Error UnknownEndpoint: Inaccessible host: localhost' at port8000'. This service may not be available in the `localhost' region.
    at Request.ENOTFOUND_ERROR (/home/hugo/Documents/projetos/cadastro-pacientes/node_modules/aws-sdk/lib/event_listeners.js:529:46)
    at Request.callListeners (/home/hugo/Documents/projetos/cadastro-pacientes/node_modules/aws-sdk/lib/sequential_executor.js:106:20)
    at Request.emit (/home/hugo/Documents/projetos/cadastro-pacientes/node_modules/aws-sdk/lib/sequential_executor.js:78:10)
    at Request.emit (/home/hugo/Documents/projetos/cadastro-pacientes/node_modules/aws-sdk/lib/request.js:686:14)
    at error (/home/hugo/Documents/projetos/cadastro-pacientes/node_modules/aws-sdk/lib/event_listeners.js:361:22)
    at ClientRequest. (/home/hugo/Documents/projetos/cadastro-pacientes/node_modules/aws-sdk/lib/http/node.js:99:9)
    at ClientRequest.emit (node:events:390:28)
    at ClientRequest.emit (node:domain:475:12)
    at Socket.socketErrorListener (node:httpclient:447:9)
    at Socket.emit (node:events:390:28)
    at Socket.emit (node:domain:475:12)
    at emitErrorNT (node:internal/streams/destroy:157:8)
    at emitErrorCloseNT (node:internal/streams/destroy:122:3)
    at processTicksAndRejections (node:internal/process/task_queues:83:21) {
  code: 'UnknownEndpoint',
  region: 'localhost',
  hostname: 'localhost',
  retryable: true,
  originalError: Error: connect ECONNREFUSED 127.0.0.1:8000
      at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1161:16) {
    errno: -111,
    code: 'NetworkingError',
    syscall: 'connect',
    address: '127.0.0.1',
    port: 8000,
    region: 'localhost',
    hostname: 'localhost',
    retryable: true,
    time: 2022-02-09T19:27:40.309Z
  },
  time: 2022-02-09T19:27:40.309Z
 
            