The type or namespace name 'Web' does not exist in the namespace 'Microsoft.AspNetCore.Components' (are you missing an assembly reference?)

The type or namespace name 'MouseEventArgs' could not be found (are you missing a using directive or an assembly reference?)

The type or namespace name 'Web' does not exist in the namespace 'Microsoft.AspNetCore.Components' (are you missing an assembly reference?)

The type or namespace name 'MouseEventArgs' could not be found (are you missing a using directive or an assembly reference?)

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.