Harden Android accessibility, localization and startup (#105)

Implement independent hardening and regression coverage. Keep #105 open for final feature and environment coverage after #106–#110; document the completion boundary and resume order.

android/gradle/libs.versions.toml

@@ -17,6 +17,7 @@ ktlint = "1.7.1"
 compileSdk = "37"
 minSdk = "26"
 ndk = "30.0.16248370"
+benchmark = "1.5.0"
 rust = "1.97.1"
 cargoNdk = "4.1.2"
 jna = "5.19.1"
@@ -27,6 +28,7 @@ biometric = "1.1.0"
 fragment = "1.9.1"
 
 [libraries]
+benchmark-macro = { module = "androidx.benchmark:benchmark-macro-junit4", version.ref = "benchmark" }
 rustls-verifier = { group = "rustls", name = "rustls-platform-verifier", version.ref = "rustlsVerifier" }
 compose-bom = { module = "androidx.compose:compose-bom", version.ref = "compose" }
 compose-ui = { module = "androidx.compose.ui:ui" }
@@ -34,6 +36,7 @@ compose-material3 = { module = "androidx.compose.material3:material3" }
 compose-adaptive = { module = "androidx.compose.material3.adaptive:adaptive", version.ref = "adaptive" }
 compose-adaptive-layout = { module = "androidx.compose.material3.adaptive:adaptive-layout", version.ref = "adaptive" }
 compose-adaptive-navigation = { module = "androidx.compose.material3.adaptive:adaptive-navigation", version.ref = "adaptive" }
+compose-ui-test-accessibility = { module = "androidx.compose.ui:ui-test-junit4-accessibility" }
 compose-ui-test = { module = "androidx.compose.ui:ui-test-junit4" }
 activity-compose = { module = "androidx.activity:activity-compose", version.ref = "activity" }
 lifecycle-compose = { module = "androidx.lifecycle:lifecycle-runtime-compose", version.ref = "lifecycle" }
@@ -55,6 +58,7 @@ biometric = { module = "androidx.biometric:biometric", version.ref = "biometric"
 fragment = { module = "androidx.fragment:fragment", version.ref = "fragment" }
 
 [plugins]
+android-test = { id = "com.android.test", version.ref = "agp" }
 android-application = { id = "com.android.application", version.ref = "agp" }
 android-library = { id = "com.android.library", version.ref = "agp" }
 kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }