feat(servers): enable skip intro button in jellyfin-web

devices/nos/modules/jellyfin/packages.nix

@@ -10,14 +10,9 @@
     if config.nvidia.enableCUDA
     then pkgs.cudaPackages.pkgs
     else pkgs;
-in {
-  services.jellyfin.package = jellyPkgs.jellyfin;
 
-  environment.systemPackages = [
+  jellyWeb = jellyPkgs.jellyfin-web.overrideAttrs (_: o: {
-    jellyPkgs.jellyfin
+    # Inject skip intro button
-    jellyPkgs.jellyfin-ffmpeg
-
-    (jellyPkgs.jellyfin-web.overrideAttrs (_: o: {
     patches =
       [
         (pkgs.fetchpatch {
@@ -28,10 +23,30 @@ in {
       ]
       ++ optionals (hasAttr "patches" o) o.patches;
 
-      # Enable backdrops by default
+    # Enable backdrops by default. Not sure if it actually works
     postInstall = ''
-        sed -E -i 's/enableBackdrops\:function\(\)\{return P\}/enableBackdrops\:function\(\)\{return \_\}/' $out/share/jellyfin-web/main.jellyfin.bundle.js
+      substituteInPlace $out/share/jellyfin-web/main.jellyfin.bundle.js \
+        --replace-fail \
+        'enableBackdrops:function(){return P}' \
+        'enableBackdrops:function(){return _}'
     '';
-    }))
+  });
+
+  jellyfinPkg = jellyPkgs.jellyfin.overrideAttrs (_: o: {
+    # This was the only way I found to replace the jellyfin-web package
+    preInstall = ''
+      makeWrapperArgs+=(
+        --add-flags "--ffmpeg ${jellyPkgs.jellyfin-ffmpeg}/bin/ffmpeg"
+        --add-flags "--webdir ${jellyWeb}/share/jellyfin-web"
+      )
+    '';
+  });
+in {
+  services.jellyfin.package = jellyfinPkg;
+
+  environment.systemPackages = [
+    jellyfinPkg
+    jellyWeb
+    jellyPkgs.jellyfin-ffmpeg
   ];
 }