Feature Manager (featureManager)
Defines how the server loads features.
| Name | Type | Default | Description | 
|---|---|---|---|
feature  | string  | Specifies a feature to be used when the server runs.  | |
onError  | 
  | WARN  | Action to take after a failure to load a feature.  | 
platform  | string  | The platform specifies a programming model version, for example jakartaee-10.0. The platform version determines the version of any enabled versionless features that are included in the specified platform.  |