@startuml
actor Worker as worker
participant Agent as agent
participant "Edge" as edge
participant "Hub" as hub
participant "Store" as store
participant "MapView" as mapview
actor Spectator as spectator

worker -> agent : Start agent
agent -> edge : Send sensor data
edge -> edge : Classify road state
edge -> hub : Send processed data
hub -> hub : Save processed data
hub -> store : Send processed data batch
store -> store : Save processed data batch
store -> mapview : Send new rows
mapview -> spectator : Show updated paths and markers
spectator -> mapview : Click on markers
mapview -> spectator : Hide clicked markers
mapview -> store : Save display preference
@enduml