Creates a ChRISEmbeddedResourceGroup for a single file. This function encapsulates the logic from FileController.member_create.
FileController.member_create
The ChRIS path to the file.
A Promise resolving to a ChRISEmbeddedResourceGroup instance, or null on error.
Creates a ChRISEmbeddedResourceGroup for a single file. This function encapsulates the logic from
FileController.member_create.