Submit customer identity proofs and show reviewed limits

docs/signup-facts.md

@@ -175,3 +175,8 @@ The EN/RU error state is exercised at a 390px viewport with 1.5x text scaling;
 existing keyboard regression tests and a code review of the live-region semantics
 cover the unchanged controls. No manual browser or screen-reader walkthrough
 against a live Sendico deployment was performed.
+
+The initial sign-up assertion remains a separate immutable submission. Optional
+profile/ID/selfie collection, later account uploads and reviewed limits are now
+covered by [Customer identity verification](identity-verification.md), task #48.
+Proofs are not required to activate or log into a basic account.