update everything and use different mangal version

pkgs/default.nix

@@ -9,5 +9,5 @@
   kop-website =
     pkgs.callPackage ./website/default.nix { inherit kop-hub ente-frontend; };
   sddm-astronaut = pkgs.callPackage ./sddm-astronaut/default.nix { };
-  mangal-patched = pkgs.callPackage ./mangal/default.nix { mangal = pkgs.mangal; };
+  mangal-patched = pkgs.callPackage ./mangal/default.nix { };
 }

pkgs/mangal/default.nix

@@ -1,6 +1,46 @@
-{ mangal }:
-let
-  addPatches = pkg: patches:
-    pkg.overrideAttrs
-    (oldAttrs: { patches = (oldAttrs.patches or [ ]) ++ patches; });
-in addPatches mangal [ ./mangal.diff ]
+{
+  lib,
+  stdenv,
+  buildGoModule,
+  fetchFromGitHub,
+  installShellFiles,
+}:
+buildGoModule rec {
+  name = "mangal";
+  pname = "mangal";
+
+  src = fetchFromGitHub {
+    owner = "Kropatz";
+    repo = pname;
+    rev = "ed061400fbadb0ecceb4f9ae0a39da42475b709d";
+    hash = "sha256-778jdPJC8wzrwawbuTPbS5vCOAR76G+1WvbMpQ7jpNw=";
+  };
+
+  vendorHash = "sha256-FOi36EmbggxkJ1/wtBO9Vrr716z3dwDevSokFKWwGzY=";
+
+  ldflags = [
+    "-s"
+    "-w"
+  ];
+
+  nativeBuildInputs = [ installShellFiles ];
+
+  postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
+    # Mangal creates a config file in the folder ~/.config/mangal and fails if not possible
+    export HOME=$(mktemp -d)
+    installShellCompletion --cmd mangal \
+      --bash <($out/bin/mangal completion bash) \
+      --zsh <($out/bin/mangal completion zsh) \
+      --fish <($out/bin/mangal completion fish)
+  '';
+
+  doCheck = false; # test fail because of sandbox
+
+  meta = with lib; {
+    description = "CLI app written in Go which scrapes, downloads and packs manga into different formats";
+    homepage = "https://github.com/metafates/mangal";
+    license = licenses.mit;
+    maintainers = [ maintainers.bertof ];
+    mainProgram = "mangal";
+  };
+}

pkgs/mangal/mangal.diff

@@ -1,28 +0,0 @@
-diff --git a/provider/manganato/manganato.go b/provider/manganato/manganato.go
-index e7d0c62..7af6542 100644
---- a/provider/manganato/manganato.go
-+++ b/provider/manganato/manganato.go
-@@ -20,7 +20,7 @@ var Config = &generic.Configuration{
- 		query = strings.TrimSpace(query)
- 		query = strings.ToLower(query)
- 		query = url.QueryEscape(query)
--		template := "https://chapmanganato.com/https://manganato.com/search/story/%s"
-+		template := "https://manganato.com/search/story/%s"
- 		return fmt.Sprintf(template, query)
- 	},
- 	MangaExtractor: &generic.Extractor{
-diff --git a/inline/inline.go b/inline/inline.go
-index 26ad0c6..dc02fda 100644
---- a/inline/inline.go
-+++ b/inline/inline.go
-@@ -131,6 +132,10 @@ func Run(options *Options) (err error) {
- 			if err != nil {
- 				log.Warn(err)
- 			}
-+			// free memory after downloading
-+			for _, page := range chapter.Pages {
-+				page.Contents = nil
-+			}
- 		} else {
- 			err := downloader.Read(chapter, func(string) {})
- 			if err != nil {