Add dnclient-desktop.rb

This PR adds DNClient Desktop.app, from https://www.defined.net/downloads

Author: jasikpark

Casks/d/dnclient.rb

@@ -0,0 +1,37 @@
+cask "dnclient" do
+  version "0.9.0"
+  sha256 "c9f372af6741eaf9c53c1ab94e9829ddd1bdacfc8ed2fbae8024f76a1d638c31"
+
+  url "https://dl.defined.net/c7546109/v#{version}/macos/DNClient-Desktop.dmg"
+  name "dnclient"
+  desc "Peer-to-peer VPN client for managed nebula networks"
+  homepage "https://www.defined.net/"
+
+  livecheck do
+    url "https://api.defined.net/v1/downloads"
+    regex(/^v?(\d+(?:\.\d+)+)$/i)
+    strategy :json do |json, regex|
+      json.dig("data", "dnclient")&.filter_map do |version, downloads|
+        next if version == "latest"
+        next unless downloads.key?("macos-universal-desktop")
+        next unless version.match?(regex)
+
+        version[regex, 1]
+      end
+    end
+  end
+
+  depends_on macos: ">= :ventura"
+
+  app "DNClient Desktop.app"
+
+  zap trash: [
+    "/Library/Application Support/DefinedNet",
+    "~/Library/Caches/dnclient-desktop",
+    "~/Library/Caches/net.defined.dnclient-desktop",
+    "~/Library/Preferences/dnclient-desktop.plist",
+    "~/Library/Preferences/net.defined.dnclient-desktop.plist",
+    "~/Library/WebKit/dnclient-desktop",
+    "~/Library/WebKit/net.defined.dnclient-desktop",
+  ]
+end