configuration.nix/home/programs/mpv.nix

{pkgs, ...}: {
  programs.mpv = {
    enable = true;
    package = pkgs.mpv.override {youtubeSupport = true;};
    config = {
      cache = "yes";
      cache-secs = "120";
      hwdec = "auto-safe";
      gpu-context = "wayland";
    };
    defaultProfiles = ["gpu-hq"];
    scripts = with pkgs.mpvScripts; [mpris];
  };

  xdg.desktopEntries = {
    "umpv" = {
      name = "umpv Media Player";
      exec = "umpv --player-operation-mode=pseudo-gui -- %U";
      noDisplay = true;
    };
  };
}