Development and Preliminary Evaluation of a Technology for Assessing Hedonic Aspects of UX in Text-Based Chatbots Topics: Autonomous Agents & Multi-Agent Systems; Big Data, Data Science and Analytics; Design and Evaluation; Emotional and Affective Computing; Human Factors; Intelligent Agents; Interface Design; Machine Learning in HCI; Natural Language Interfaces to Intelligent Systems; Performance Evaluation and Benchmarking; User Experience In Proceedings of the 27th International Conference on Enterprise Information Systems - Volume 2: ICEIS, 544-551, 2025 , Porto, Portugal