architecture.d2

direction: down

style: {
  fill: transparent
}

app: "App\nDevLog/App"
ui: "UI\nDevLog/UI"
presentation: "Presentation\nDevLog/Presentation"
domain: "Domain\nDevLog/Domain"
data: "Data\nDevLog/Data"
infra: "Infra\nDevLog/Infra"
storage: "Storage\nDevLog/Storage"
external: "External\nFirebase / Google / GitHub / Apple / Web"

app -> ui: "DI provision, ViewModel composition"
ui -> app: "DI container resolve"

ui -> presentation: "ViewModel ownership"
presentation -> ui: "state, action flow"

presentation -> domain: "UseCase execution, Observe publisher"
domain -> data: "Repository protocol"
data -> infra: "Service call"
data -> storage: "Store call"

infra -> external: "Firebase SDK, social login, metadata fetch"

app -> infra: "Handler -> UserService"