```ruby
include_recipe "docker"

remote_file node['drone']['temp_file'] do
  source node['drone']['package_url']
  action :create_if_missing
end

dpkg_package "drone" do
  source node['drone']['temp_file']
  action :install
end

template 'drone.conf' do
  source 'drone.conf.erb'
  path "#{node['drone']['config_file']}"
  mode 0644
  owner 'root'
  group 'root'
  variables(
     droned_opts: node['drone']['droned_opts'],
     drone_tmp:   node['drone']['drone_tmp']
  )

  notifies :restart, "service[drone]", :immediately
end

service "drone" do
  provider Chef::Provider::Service::Upstart
  supports :status => true, :restart => true
  action [:enable, :start]
  restart_command 'service drone restart'
  subscribes :restart, "drone.conf", :immediately
end

```

Remove unecessary string interpolation, make Foodcritic happy.
user
```ruby
include_recipe "docker"

remote_file node['drone']['temp_file'] do
  source node['drone']['package_url']
  action :create_if_missing
end

dpkg_package "drone" do
  source node['drone']['temp_file']
  action :install
end

template 'drone.conf' do
  source 'drone.conf.erb'
  path node['drone']['config_file']
  mode 0644
  owner 'root'
  group 'root'
  variables(
     droned_opts: node['drone']['droned_opts'],
     drone_tmp:   node['drone']['drone_tmp']
  )

  notifies :restart, "service[drone]", :immediately
end

service "drone" do
  provider Chef::Provider::Service::Upstart
  supports :status => true, :restart => true
  action [:enable, :start]
  restart_command 'service drone restart'
  subscribes :restart, "drone.conf", :immediately
end

```
assistant