FEATURE: Add API scope for /logs route (#24956)

Adds an API scope for accessing Logster's routes. This one is a bit
different than routes from core because it is mounted like

```
mount Logster::Web => "/logs"
```

and doesn't have all the route info a traditional rails app/engine does.

app/models/api_key_scope.rb

@@ -234,6 +234,11 @@ class ApiKeyScope < ActiveRecord::Base
             actions: %w[users#create groups#index],
           },
         },
+        logs: {
+          messages: {
+            actions: [Logster::Web],
+          },
+        },
       }
 
       parse_resources!(mappings)
@@ -291,6 +296,11 @@ class ApiKeyScope < ActiveRecord::Base
             if actions.include?(action) && api_supported_path && !excluded_paths.include?(path)
               urls << "#{engine_mount_path}#{path} (#{route.verb})"
             end
+
+            if actions.include?(Logster::Web)
+              urls << "/logs/messages.json (POST)"
+              urls << "/logs/show/:id.json (GET)"
+            end
           end
         end
       end