Refactored column width writing logic - #930

Possible null reference argument for parameter 'prop' in 'CellWriteInfo.CellWriteInfo(object? value, int cellIndex, MiniExcelColumnInfo prop)'.

Nullable value type may be null.

Possible null reference argument for parameter 'instance' in 'object? MiniExcelProperty.GetValue(object instance)'.

Nullability of reference types in value of type 'List<MiniExcelColumnInfo?>' doesn't match target type 'List<MiniExcelColumnInfo>'.

Argument of type 'List<MiniExcelColumnInfo?>' cannot be used for parameter 'props' of type 'List<MiniExcelColumnInfo>' in 'List<MiniExcelColumnInfo?> CustomPropertyHelper.SortCustomProps(List<MiniExcelColumnInfo> props)' due to differences in the nullability of reference types.

Dereference of a possibly null reference.

Non-nullable property 'ExcludeNullableType' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Property' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Key' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.