Olá Profs. e Colegas! Passando aqui para compartilhar que tive esse erro e a solução da Dúvida da Letícia, que pode ser encontrada na https://cursos.alura.com.br/forum/topico-problemas-no-update-database-2022-246080, Resolveu o problema.
Bastou fazer o Download do SDK 2.2., https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/sdk-2.2.207-windows-x64-installer .
O erro está descrito abaixo:
You must install or update .NET to run this application.
App: C:\Users\Jonathas\.nuget\packages\microsoft.entityframeworkcore.tools\2.2.4\tools\netcoreapp2.0\any\ef.dll
Architecture: x64
Framework: 'Microsoft.AspNetCore.App', version '2.2.0' (x64)
.NET location: C:\Program Files\dotnet\
The following frameworks were found:
6.0.21 at [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App]
7.0.10 at [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App]
Learn about framework resolution:
https://aka.ms/dotnet/app-launch-failed
To install missing framework, download:
https://aka.ms/dotnet-core-applaunch?framework=Microsoft.AspNetCore.App&framework_version=2.2.0&arch=x64&rid=win10-x64
Espero que ajude alguém.
Bons estudos.
Att.