Update `docker` recipe.

cookbooks/docker/install.rb

@@ -19,7 +19,7 @@ execute 'apt-get update' do
   not_if 'which docker'
 end
 
-%w(docker-ce docker-ce-cli containerd.io).each do |p|
+%w(docker-ce docker-ce-cli containerd.io docker-compose-plugin).each do |p|
   package p
 end
 

cookbooks/docker/setup.rb

@@ -1,4 +1,10 @@
 # Ignore the certificate
+directory '/etc/docker/' do
+  owner 'root'
+  group 'root'
+  mode  '0600'
+end
+
 remote_file '/etc/docker/daemon.json' do
   owner 'root'
   group 'root'