This script integrates into a web application to passively monitor for JavaScript errors and unhandled exceptions. Upon detection, it automatically collects relevant context about the error, such as stack traces, user agent information, and potentially other application-specific data. This data is then transmitted to the Langfuse backend for logging, analysis, and debugging purposes. It operates in the background without direct user interaction, providing developers with insights into client-side issues and application stability. It is particularly relevant for applications that want to monitor their performance and reliability, especially in environments involving large language model (LLM) integrations or complex web interfaces where errors might be subtle or hard to reproduce.