Propagate remote_ip through ApplicationContext for API requests

lib/api/api.rb

@@ -59,6 +59,7 @@ module API
         project: -> { @project },
         namespace: -> { @group },
         caller_id: route.origin,
+        remote_ip: request.ip,
         feature_category: feature_category
       )
     end

lib/api/internal/base.rb

@@ -16,6 +16,7 @@ module API
           user: -> { actor&.user },
           project: -> { project },
           caller_id: route.origin,
+          remote_ip: request.ip,
           feature_category: feature_category
         )
       end

spec/requests/api/api_spec.rb

@@ -102,6 +102,7 @@ RSpec.describe API::API do
         Labkit::Context.current.to_h.tap do |log_context|
           expect(log_context).to match('correlation_id' => an_instance_of(String),
                                        'meta.caller_id' => '/api/:version/projects/:id/issues',
+                                       'meta.remote_ip' => an_instance_of(String),
                                        'meta.project' => project.full_path,
                                        'meta.root_namespace' => project.namespace.full_path,
                                        'meta.user' => user.username,
@@ -117,6 +118,7 @@ RSpec.describe API::API do
         Labkit::Context.current.to_h.tap do |log_context|
           expect(log_context).to match('correlation_id' => an_instance_of(String),
                                        'meta.caller_id' => '/api/:version/users',
+                                       'meta.remote_ip' => an_instance_of(String),
                                        'meta.feature_category' => 'users')
         end
       end