Add local per-member radio mute controls on desktop and Android

tools/chatgui-android/app/src/test/java/com/utun/chat/data/MemberRadioMuteTest.kt

@@ -0,0 +1,24 @@
+package com.utun.chat.data
+
+import org.junit.Assert.*
+import org.junit.Test
+import java.nio.ByteBuffer
+import java.nio.ByteOrder
+
+class MemberRadioMuteTest {
+    @Test fun muteUpdatesKeepRadioSubscriptionAndOtherProperties() {
+        val bytes = ByteArray(MEMBER_WIRE_SIZE)
+        ByteBuffer.wrap(bytes).order(ByteOrder.LITTLE_ENDIAN).putLong(0, 42)
+        bytes[8] = 1; bytes[10] = 0x32
+        val previous = ChatMember(42, "Alice", isVerified = true, directUp = true, nodeType = 4)
+        val muted = requireNotNull(parseMemberWire(bytes)).toChatMember(previous)
+        assertTrue(muted.radioMuted); assertTrue(muted.radioActive); assertTrue(muted.isAdmin)
+        assertTrue(muted.isVerified); assertTrue(muted.directUp); assertEquals(4, muted.nodeType)
+        bytes[10] = 0x12
+        val listening = requireNotNull(parseMemberWire(bytes)).toChatMember(muted)
+        assertFalse(listening.radioMuted); assertTrue(listening.radioActive); assertTrue(listening.isVerified)
+        bytes[10] = 0x20
+        val offlineRadio = requireNotNull(parseMemberWire(bytes)).toChatMember(listening)
+        assertTrue(offlineRadio.radioMuted); assertFalse(offlineRadio.radioActive)
+    }
+}