swagger: add layers to build api docs
Add missing `layer` entry to swagger docs for `/build`.
@@ -1523,6 +1523,13 @@ func (s *APIServer) registerImagesHandlers(r *mux.Router) error {
// JSON map of key, value pairs to set as labels on the new image
// (As of version 1.xx)
// - in: query
+ // name: layers
+ // type: boolean
+ // default: true
+ // description: |
+ // Cache intermediate layers during build.
+ // (As of version 1.xx)
+ // - in: query
// name: networkmode
// type: string
// default: bridge
