Implement adaptive Android shell and safe navigation (#102)

tools/android-build/src/main.rs

@@ -102,6 +102,7 @@ fn fixtures() -> String {
         MobileShellState::Ready,
         MobileShellState::Locked,
         MobileShellState::Error,
+        MobileShellState::Stale,
     ] {
         output.push_str(&format!("        ShellState.{state:?} to listOf(\n"));
         for page in MobileShell::fixture(state).pages() {
@@ -252,8 +253,8 @@ mod tests {
     fn fixtures_are_complete_non_secret_and_deterministic() {
         let source = fixtures();
         assert_eq!(source, fixtures());
-        assert_eq!(source.matches(" to listOf(").count(), 5);
-        assert_eq!(source.matches("ShellPage(").count(), 25);
+        assert_eq!(source.matches(" to listOf(").count(), 6);
+        assert_eq!(source.matches("ShellPage(").count(), 30);
         assert!(!source.contains("Watch"));
         assert_eq!(kotlin_string("a\"$b\nc"), "\"a\\\"\\$b\\u000ac\"");
         assert_eq!(kotlin_string("\0\u{c}\\é"), "\"\\u0000\\u000c\\\\é\"");