Update golang cookbook

cookbooks/ark/resources/default.rb

@@ -25,7 +25,7 @@ property :url, String, required: true
 property :path, String
 property :full_path, String
 property :append_env_path, [true, false], default: false
-property :checksum, regex: /^[a-zA-Z0-9]{64}$/, default: nil
+property :checksum, String, regex: /^[a-zA-Z0-9]{64}$/
 property :has_binaries, Array, default: []
 property :creates, String
 property :release_file, String, default: ''
@@ -46,6 +46,8 @@ property :autoconf_opts, Array, default: []
 property :extension, String
 property :backup, [FalseClass, Integer], default: 5
 
+unified_mode true
+
 #################
 # action :install
 #################
@@ -105,6 +107,9 @@ action :install do
       to new_resource.path
     end
 
+    # This directory doesn't exist by default on MacOS
+    directory '/etc/profile.d' if platform_family?('mac_os_x')
+
     # Add to path for interactive bash sessions
     template "/etc/profile.d/#{new_resource.name}.sh" do
       cookbook 'ark'