DL-111

A new compass.v1 WhoAmI RPC returns the caller’s account id from its own credential (embedded: socket ambient-admin; native-client: bearer subject), retiring the parked caller_account_id seam and the connect-screen caller-id field

Status: Active (Matt, 2026-08-02)

Record: ../../ui/compass-native-app/design.md#oq7–embedded-caller-identity-mechanism-blocks-t4-cross-lane-compass-server