add wireplumber config

.config/wireplumber/wireplumber.conf.d/90-airpods.conf

@@ -0,0 +1,23 @@
+# AirPods-specific Bluetooth policy override.
+# Keep the device on A2DP/AAC and avoid restoring stale route state.
+
+wireplumber.settings = {
+  device.restore-routes = false
+}
+
+monitor.bluez.rules = [
+  {
+    matches = [
+      {
+        device.name = "bluez_card.18_3F_70_4E_02_CC"
+      }
+    ]
+    actions = {
+      update-props = {
+        device.profile = "a2dp-sink"
+        bluez5.auto-connect = [ a2dp_sink ]
+        bluez5.a2dp.aac.bitratemode = 0
+      }
+    }
+  }
+]