design.puml

@startuml alfred
!define NOT_IMPLEMENTED_NODE_COLOR #IndianRed
!define IMPLEMENTED_NODE_COLOR #Gold
!define TESTED_NODE_COLOR #LawnGreen
!define TERMINAL_NODE_COLOR #DodgerBlue

node START TERMINAL_NODE_COLOR[
  START
]

node manager IMPLEMENTED_NODE_COLOR[
  manager
]

node final_answer IMPLEMENTED_NODE_COLOR[
  final_answer
]

node auditor IMPLEMENTED_NODE_COLOR[
  auditor
]

node solver IMPLEMENTED_NODE_COLOR[
  solver
]

node researcher IMPLEMENTED_NODE_COLOR[
  researcher
]

node reasoner IMPLEMENTED_NODE_COLOR[
  reasoner
]

node viewer NOT_IMPLEMENTED_NODE_COLOR[
  viewer
]

node END TERMINAL_NODE_COLOR[
  END
]

START --> manager
manager --> solver
manager --> auditor
manager --> final_answer
final_answer --> END
auditor --> manager
solver --> manager
solver --> researcher
solver --> reasoner
solver --> viewer
researcher --> solver
reasoner --> solver
viewer --> solver

@enduml