Areas — custom delivery (fetch + DI)
Locale selects the delivery area (eu) via partitionForLocale. Artifacts live under Next public/i18n/translations and load through an injected fetchImpl (disk on RSC, HTTP on the client).
Server component
Bienvenue Server!
Vous avez 2 factures
createI18n({ fetchImpl: areasFetchArtifact }).load({ namespaces: ["default", "billing"], locale: "fr" }) → area "eu"Client component
Bienvenue Client!
Vous avez 2 factures
I18nRoot fetchImpl · locale "fr" · area "eu" · GET /i18n/translations/*