Enforce Android lifecycle and presentation security (#100)

README.md

@@ -81,6 +81,8 @@ and [`docs/android/parity.md`](docs/android/parity.md). Android implementation
 belongs to milestone 06; the decision record does not claim a shipped client.
 The structured Android viewer and its validation are documented in
 [`docs/android/entry-viewer.md`](docs/android/entry-viewer.md).
+Lifecycle, capture, input, and clipboard protections and platform limits are
+documented in [`docs/android/presentation-security.md`](docs/android/presentation-security.md).
 
 ## Project layout