Despite some shortcomings that you probably already know, it is still good work to have finished a project enough that it is playable (there are other projects who surely aren't ). Hopefully you can use this experience to understand what is within the limits of a game jam, and what is beyond. My first few projects had the same issues, but that is something you learn with experience!
Oh, and congratulations on having a quit button for you desktop app! Way too many people forget them, and you are left with Alt+F4.