sequenceDiagram participant Asiakas participant API participant Services %% 1. Leimauskategorioiden nimien haku %% Asiakas->>API: POST /StampcategoryNames (Request) activate API API->>Services: StampcategoryNamesAsync(request) activate Services Services-->>API: Palauttaa nimet (IdValueListResponse) deactivate Services API-->>Asiakas: Vastaus (IdValueListResponse) deactivate API %% 2. Leimauskategorian haku %% Asiakas->>API: POST /Stampcategory (IdRequest) activate API API->>Services: StampcategoryAsync(request) activate Services Services-->>API: Palauttaa kategorian (StampcategoryResponse) deactivate Services API-->>Asiakas: Vastaus (StampcategoryResponse) deactivate API %% 3. Leimauskategorian tallennus %% Asiakas->>API: POST /SaveStampcategory (StampcategorySaveRequest) activate API API->>Services: SaveStampcategoryAsync(request) activate Services Services-->>API: Palauttaa tallennetun kategorian (StampcategoryResponse) deactivate Services API-->>Asiakas: Vastaus (StampcategoryResponse) deactivate API