chore: deprecate old discover method implementation

lib/src/scripting_api/wot.dart

@@ -52,7 +52,13 @@ abstract interface class WoT {
   /// using the `await for` syntax.
   /// It also allows for stopping the Discovery process prematurely and
   /// for retrieving information about its current state (i.e., whether it is
-  /// still `active`).
+  /// still [ThingDiscovery.active]).
+  @Deprecated(
+    'The discover method is curently in the process of being adjusted to the '
+    'latest Scripting API version and is therefore subject to change. '
+    'For direct and directory discovery, please refer to the '
+    'requestThingDescription and exploreDirectory methods instead.',
+  )
   ThingDiscovery discover(
     Uri url, {
     ThingFilter? thingFilter,