test(android): add isolated host context and clock fixtures

tools/chatgui-android/router-tests/src/main/kotlin/android/Manifest.kt

@@ -0,0 +1,4 @@
+package android
+
+/** Только host-тест: имена разрешений без Android runtime. */
+object Manifest { object permission { const val BLUETOOTH_CONNECT = "android.permission.BLUETOOTH_CONNECT" } }

tools/chatgui-android/router-tests/src/main/kotlin/android/content/Context.kt

@@ -0,0 +1,14 @@
+package android.content
+
+import android.media.AudioManager
+
+/** Только host-тест: один управляемый AudioManager, без устройств/разрешений ОС. */
+class Context {
+    companion object { const val AUDIO_SERVICE = "audio" }
+    var permissionGranted = true
+    fun getSystemService(name: String): Any {
+        check(name == AUDIO_SERVICE)
+        return AudioManager.shared
+    }
+    fun checkSelfPermission(name: String): Int = if (permissionGranted) 0 else -1
+}

tools/chatgui-android/router-tests/src/main/kotlin/android/content/pm/PackageManager.kt

@@ -0,0 +1,4 @@
+package android.content.pm
+
+/** Только host-тест: результат проверки разрешения. */
+object PackageManager { const val PERMISSION_GRANTED = 0 }