aparecem esses erros ao rodar o projeto:
E/flutter (21596): [ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: [cloud_firestore/permission-denied] The caller does not have permission to execute the specified operation. E/flutter (21596): #0 FirebaseFirestoreHostApi.documentReferenceSet (package:cloud_firestore_platform_interface/src/pigeon/messages.pigeon.dart:936:7) E/flutter (21596): E/flutter (21596): #1 MethodChannelDocumentReference.set (package:cloud_firestore_platform_interface/src/method_channel/method_channel_document_reference.dart:35:7) E/flutter (21596): E/flutter (21596):