Updated version to 0.5.0, enhanced support for jable.tv, optimized th…

…e display logic of navigation and player buttons, added video source selection function, and updated related documents and styles.

Support javlabrary, update Logo, popup, README

Updated README.md, added a cover image, modified the recommended info…

…rmation for supported players, and removed the support instructions for mpv.

update readme

delete useless file