WIP: jellyfin-media-player: support qt6

the hope is that achieving this would allo much faster mobile deployments

as qt6 can generally compile w/o emulation

pkgs/additional/jellyfin-media-player-qt6/default.nix

@@ -0,0 +1,42 @@
+{ lib
+, fetchFromGitHub
+, jellyfin-media-player
+, libGL
+, libX11
+, libXrandr
+, libvdpau
+, mpv
+, qt6
+, SDL2
+, stdenv
+}:
+jellyfin-media-player.overrideAttrs (upstream: {
+  src = fetchFromGitHub {
+    owner = "jellyfin";
+    repo = "jellyfin-media-player";
+    rev = "qt6";
+    hash = "sha256-saR/P2daqjF0G8N7BX6Rtsb1dWGjdf5MPDx1lhoioEw=";
+  };
+  # nixos ships two patches:
+  # - the first fixes "web paths" and has *mostly* been upstreamed  (so skip)
+  # - the second disables auto-update notifications  (keep)
+  patches = builtins.tail upstream.patches;
+  buildInputs = [
+    SDL2
+    libGL
+    libX11
+    libXrandr
+    libvdpau
+    mpv
+    qt6.qtbase
+    qt6.qtwebchannel
+    qt6.qtwebengine
+    # qtx11extras
+  ] ++ lib.optionals stdenv.isLinux [
+    qt6.qtwayland
+  ];
+
+  meta = upstream.meta // {
+    platforms = upstream.meta.platforms ++ [ "aarch64-linux" ];
+  };
+})

pkgs/default.nix

@@ -25,6 +25,7 @@ let
     browserpass-extension = callPackage ./additional/browserpass-extension { };
     cargoDocsetHook = callPackage ./additional/cargo-docset/hook.nix { };
     feeds = lib.recurseIntoAttrs (callPackage ./additional/feeds { });
+    jellyfin-media-player-qt6 = callPackage ./additional/jellyfin-media-player-qt6 { };
     gopass-native-messaging-host = callPackage ./additional/gopass-native-messaging-host { };
     gpodder-configured = callPackage ./additional/gpodder-configured { };
     hare-ev = unpatched.hare-ev or (callPackage ./additional/hare-ev { });