Process completed with exit code 1.

Nullability of reference types in return type of 'Task<(bool Ok, T? Result, string[] Errors)> RepositoryBase<TK, T>.GetAsync(TK key)' doesn't match implicitly implemented member 'Task<(bool Ok, T Result, string[] Errors)> IRepository<TK, T>.GetAsync(TK key)'.

Nullability of reference types in return type of 'Task<(bool Ok, ChatSession? Result, string[] Errors)> RepositoryBase<Guid, ChatSession>.GetAsync(Guid key)' doesn't match implicitly implemented member 'Task<(bool Ok, ChatSession Result, string[] Errors)> IRepository<Guid, ChatSession>.GetAsync(Guid key)'.

Nullability of reference types in return type of 'Task<(bool Ok, User? Result, string[] Errors)> RepositoryBase<Guid, User>.GetAsync(Guid key)' doesn't match implicitly implemented member 'Task<(bool Ok, User Result, string[] Errors)> IRepository<Guid, User>.GetAsync(Guid key)'.

Non-nullable property 'UserName' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Role' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'PreferredLanguage' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'PreferredLanguage' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Topic' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Tags' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.