Merge pull request #309 from Morb0/fix/call-next

[Fix] Call next after handler

lib/services/listeners-explorer.service.ts

@@ -147,6 +147,7 @@ export class ListenersExplorerService
           await ctx.reply(String(result));
         }
         // TODO-Possible-Feature: Add more supported return types
+        return next();
       },
     );
   }