btp: add cask

Casks/b/btp.rb

@@ -0,0 +1,26 @@
+cask "btp" do
+  arch arm: "arm64", intel: "amd64"
+
+  version "2.54.0"
+  sha256 arm:   "b4c6249be238b6e8f06fdf418e62b6b073abc365ad092c748c0890e38c9edf75",
+         intel: "118dd5df0f14333f4933f13d72797cc9c8856aa95da4b8e69e4e4f0db7558444"
+
+  url "https://tools.hana.ondemand.com/additional/btp-cli-darwin-#{arch}-#{version}.tar.gz",
+      cookies: {
+        "eula_3_1_agreed" => "tools.hana.ondemand.com/developer-license-3_1.txt",
+      }
+  name "SAP Business Technology Platform Command Line Interface"
+  desc "Account administration CLI for SAP Business Technology Platform"
+  homepage "https://tools.hana.ondemand.com/#cloud-cpcli"
+
+  livecheck do
+    url "https://tools.hana.ondemand.com/#cloud-cpcli"
+    regex(%r{href="additional/btp-cli-darwin-#{arch}-?(\d+(?:\.\d+)+)\.t}i)
+  end
+
+  binary "darwin-#{arch}/btp", target: "btp"
+
+  caveats do
+    license "https://tools.hana.ondemand.com/developer-license-3_1.txt"
+  end
+end