Merge pull request eclipse-thingweb#1405 from IvoVargas/patch-1

Update exposer.js

Author: relu91

examples/security/oauth/exposer.js

@@ -29,6 +29,7 @@ const td = {
         sayOk: {
             description: "A simple action protected with oauth",
             idempotent: true,
+            output: { type: "string" },
         },
     },
 };