Add brave package (#4041)

packages/brave.rb

+require 'package'
+
+class Brave < Package
+  description 'Next generation Brave browser for macOS, Windows, Linux, Android.'
+  homepage 'https://brave.com/'
+  version '81.1.10.36'
+  case ARCH
+  when 'x86_64'
+    source_url 'https://github.com/brave/brave-browser/releases/download/v1.10.36/brave-v1.10.36-linux-x64.zip'
+    source_sha256 'b8e5de4ffd454b171a10e9be260523d414b32e45c05524b2bd8b4b9a96640251'
+  end
+
+  depends_on 'gtk3'
+  depends_on 'xdg_base'
+  depends_on 'sommelier'
+
+  def self.install
+    FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/bin"
+    FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/share/brave"
+    FileUtils.cp_r '.', "#{CREW_DEST_PREFIX}/share/brave"
+    FileUtils.ln_s "#{CREW_PREFIX}/share/brave/brave", "#{CREW_DEST_PREFIX}/bin/brave"
+  end
+end