Currently, the filename when the user clicks download is 'my_character' by default. We should use the character's name if the user is logged in and the character already has a name. If not, offer (in the download modal) to name the character. Use that name as the filename.
Currently, the filename when the user clicks download is 'my_character' by default. We should use the character's name if the user is logged in and the character already has a name. If not, offer (in the download modal) to name the character. Use that name as the filename.