Update Nix package definitions to include webcomix and enhance overlays. Refactor download.nix to utilize buildPythonApplication and streamline dependencies, ensuring proper integration of new packages.

pkgs/download.nix

@@ -1,14 +1,19 @@
 {
-  python3Packages,
+  buildPythonApplication,
+  setuptools,
+  pyyaml,
+  types-pyyaml,
+  yt-dlp,
   gallery-dl,
   ffmpeg,
+  webcomix,
   ...
 }:
 let
   pname = "download";
   version = "2.6";
 in
-python3Packages.buildPythonApplication {
+buildPythonApplication {
   inherit pname version;
 
   src = builtins.path {
@@ -18,18 +23,14 @@ python3Packages.buildPythonApplication {
 
   pyproject = true;
 
-  build-system = [ python3Packages.setuptools ];
+  build-system = [ setuptools ];
 
   dependencies = [
     ffmpeg
     gallery-dl
-    # (callPackage ../pkgs_pr/webcomix.nix { })
-  ]
-  ++ builtins.attrValues {
-    inherit (python3Packages)
-      pyyaml
-      types-pyyaml
-      yt-dlp
-      ;
-  };
+    pyyaml
+    types-pyyaml
+    yt-dlp
+    webcomix
+  ];
 }