Add optional KYC flow and service-backed account limits

README.md

@@ -169,3 +169,18 @@ Follow [`AGENTS.md`](AGENTS.md) and the applicable scoped guidelines, including
 Implementation work uses a Gitea task and linked branch, validation, commits,
 a push and a PR. Merge only when authorized. Record scope, validation and known
 limitations in the task and [implementation record](docs/implementation.md).
+
+## Identity verification preview
+
+Open `/#/identity` or select **Explore verification & limits** from login or email
+confirmation. The optional flow covers passport and selfie selection, review,
+submission, pending review, approval, correction requests and denial in EN/RU.
+Use sample images only: photos are never uploaded and drafts are not persisted.
+
+The shared [sxchnge_kyc package](frontend/packages/sxchnge_kyc/README.md) provides
+identity and limits services/providers for web and future mobile clients. Limits
+are fetched through `LimitsProvider → LimitsService`; fixture amounts and simulated
+review decisions demonstrate the future backend contract. Higher limits apply
+only when returned by that service. Production review/storage/support and financial
+authorization are not connected. See the [UX plan](docs/ux/kyc.md) for state, error,
+privacy and measurement details.