@startuml
hide circle
hide empty fields
hide empty methods

class "Memory\nStorage" as storage1
class "CosmosDb\nStorage" as storage2
class "Blob\nStorage" as storage3
class "Conversation\nState" as state1
class "User\nState" as state2
class "PrivateConversation\nState" as state3

Storage <|.. storage1
Storage <|.. storage2
Storage <|.. storage3
Storage <- BotState : use
BotState <|-- state1
BotState <|-- state2
BotState <|-- state3
@enduml