Implement offline mode
GhettoBlastr should be usable offline. We can use a service worker for that, caching the JSON file and all audio assets on first load (or if the user clicks an "Install" button? ).
Ultimately, it'd be great to be able to install this webapp on mobile platforms, but I'm not too sure what the state of that technology currently is.
Deleting a branch is permanent. It CANNOT be undone. Continue?