Nullness warning: A non-nullable 'string' was expected but this expression is nullable. Consider either changing the target to also be nullable, or use pattern matching to safely handle the null case of this expression.

Nullness warning: The types 'string' and 'string | null' do not have compatible nullability.

Nullness warning: The types 'string' and 'string | null' do not have compatible nullability.

Nullness warning: A non-nullable 'string' was expected but this expression is nullable. Consider either changing the target to also be nullable, or use pattern matching to safely handle the null case of this expression.

Nullness warning: The types 'string' and 'string | null' do not have compatible nullability.