lemmy-ui: add static assets folder to out

pkgs/servers/web-apps/lemmy/ui.nix

@@ -4,7 +4,6 @@
 , nodejs
 , python3
 , pkg-config
-, writeShellScriptBin
 , fetchFromGitHub
 }:
 
@@ -22,7 +21,8 @@ let
 
   name = "lemmy-ui";
   version = "0.12.2";
-  unwrapped = mkYarnPackage {
+in
+mkYarnPackage {
 
   src = fetchFromGitHub {
     owner = "LemmyNet";
@@ -55,6 +55,11 @@ let
     yarn --offline build:prod
   '';
 
+  preInstall = ''
+    mkdir $out
+    cp -R ./deps/lemmy-ui/dist/assets $out
+  '';
+
   distPhase = "true";
 
   meta = with lib; {
@@ -64,11 +69,5 @@ let
     maintainers = with maintainers; [ happysalada billewanick ];
     platforms = platforms.linux;
   };
-  };
-in
-(writeShellScriptBin "lemmy-ui" ''
-  ${nodejs}/bin/node ${unwrapped}/libexec/lemmy-ui/node_modules/lemmy-ui/dist/js/server.js
-'').overrideAttrs (oldAttrs: {
-  passthru = { inherit unwrapped; };
-})
+}