devdocs-desktop: init at 0.7.1

Also added ymarkus to maintainers list.

maintainers/maintainer-list.nix

@@ -8915,6 +8915,12 @@
     githubId = 474343;
     name = "Xavier Zwirtz";
   };
+  ymarkus = {
+    name = "Yannick Markus";
+    email = "nixpkgs@ymarkus.dev";
+    github = "ymarkus";
+    githubId = 62380378;
+  };
   ymeister = {
     name = "Yuri Meister";
     email = "47071325+ymeister@users.noreply.github.com";

pkgs/applications/misc/devdocs-desktop/default.nix

@@ -0,0 +1,43 @@
+{ stdenv, appimageTools, fetchurl, gsettings-desktop-schemas, gtk3 }:
+
+let
+  version = "0.7.1";
+  pname = "devdocs-desktop";
+  name = "${pname}-${version}";
+
+  src = fetchurl {
+    url = "https://github.com/egoist/devdocs-desktop/releases/download/v${version}/DevDocs-${version}.AppImage";
+    sha256 = "5bba99a34c90a65eff67aface0b7446cbf43d620a1c195f27e7bb33ab6d3d0c2";
+  };
+
+  appimageContents = appimageTools.extractType2 {
+    inherit name src;
+  };
+
+in appimageTools.wrapType2 rec {
+  inherit name src;
+
+  profile = ''
+    export XDG_DATA_DIRS=${gsettings-desktop-schemas}/share/gsettings-schemas/${gsettings-desktop-schemas.name}:${gtk3}/share/gsettings-schemas/${gtk3.name}:$XDG_DATA_DIRS
+  '';
+
+  extraInstallCommands = ''
+    mv $out/bin/${name} $out/bin/${pname}
+    install -m 444 -D ${appimageContents}/devdocs.desktop $out/share/applications/devdocs.desktop
+    install -m 444 -D ${appimageContents}/devdocs.png $out/share/icons/hicolor/0x0/apps/devdocs.png
+    substituteInPlace $out/share/applications/devdocs.desktop \
+      --replace 'Exec=AppRun' 'Exec=${pname}'
+  '';
+
+  meta = with stdenv.lib; {
+    description = "A full-featured desktop app for DevDocs.io";
+    longDescription = ''
+      DevDocs.io combines multiple API documentations in a fast, organized, and searchable interface. This is an unofficial desktop app for it.
+    '';
+    homepage = "https://github.com/egoist/devdocs-desktop";
+    downloadPage = "https://github.com/egoist/devdocs-desktop/releases";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ymarkus ];
+    platforms = [ "x86_64-linux" ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -1656,6 +1656,8 @@ in
 
   desync = callPackage ../applications/networking/sync/desync { };
 
+  devdocs-desktop = callPackage ../applications/misc/devdocs-desktop { };
+
   devmem2 = callPackage ../os-specific/linux/devmem2 { };
 
   dbus-broker = callPackage ../os-specific/linux/dbus-broker { };