fix(wear): align Bluetooth RFCOMM UUID with WearOS specification

Update WEAR_BT_UUID to use the official WearOS UUID (a3c87500-8ed3-4bdf-8a39-a01bebede295) instead of the generic SPP UUID. This ensures proper data bridging and pairing with WearOS devices.

Signed-off-by: namdamdoi68-oss <namdamdoi68@gmail.com>

Author: namdamdoi68-oss

play-services-wearable/core/src/main/java/org/microg/gms/wearable/BluetoothConnectionThread.java

@@ -54,7 +54,7 @@ public abstract class BluetoothConnectionThread extends Thread {
 
     /** RFCOMM service UUID for the wearable Bluetooth transport. */
     public static final UUID WEAR_BT_UUID =
-            UUID.fromString("00000003-0000-1000-8000-00805f9b34fb");
+            UUID.fromString("a3c87500-8ed3-4bdf-8a39-a01bebede295");
 
     /** SDP service name advertised alongside {@link #WEAR_BT_UUID}. */
     static final String WEAR_BT_SERVICE_NAME = "WearOS";

play-services-wearable/core/src/test/java/org/microg/gms/wearable/BluetoothConnectionThreadTest.java

@@ -30,7 +30,7 @@ public class BluetoothConnectionThreadTest {
      */
     @Test
     public void testWearBtUuidIsCorrect() {
-        UUID expected = UUID.fromString("00000003-0000-1000-8000-00805f9b34fb");
+        UUID expected = UUID.fromString("a3c87500-8ed3-4bdf-8a39-a01bebede295");
         assertEquals("RFCOMM UUID must match official WearOS value",
                 expected, BluetoothConnectionThread.WEAR_BT_UUID);
     }