Roadmap

The position of the app is not saved upon closing
The playlist is lost upon closing the app so you have to browse to open it again the next time you open the app
The volume of each song starts out at max
The shuffle button does not work
The repeat button uses the wrong icon
The repeat button does not work
The play button does not switch to a pause button when playing a song
The minimize button does not work
Clicking the transparent space inside of a button does not trigger the click event
The player wont touch the top of the screen if dragged to the top of the screen
On Windows, sometimes a song fails to play, and it shows a popup error message
On macOS, the playlist is not in alphabetical order like it is on Windows
On macOS, the next song doesn't start playing when one song finishes
On macOS, if the app is not focused, then you have to click it twice to be able to drag it