ISSSpacesuitService.yml

...
# The service framework containing implementations
ISSSpacesuitService:
  type: framework
  platform: iOS
  sources: SpacesuitService
  dependencies:
  # Linking and implements the `ISSSpacesuitServiceCore` protocols
  - framework: ISSSpacesuitServiceCore.framework
    implicit: true
...

# Core Framework for ISSSpacesuitServiceCore
# defines interfaces and plain public types
ISSSpacesuitServiceCore:
  type: framework
  platform: iOS
  sources: SpacesuitServiceCore
  dependencies:
    # Linking and uses only interfaces from the NetworkCore
    - framework: ISSNetworkCore.framework
      implicit: true
...