Worked on enhancing the langfuse/langfuse-docs repository by focusing on the accuracy and clarity of documentation for the Langchain integration. Addressed a critical issue in the PromptTemplate import guidance, ensuring that the documentation accurately reflected the actual usage patterns in JavaScript and TypeScript environments. This fix reduced onboarding friction for new users and minimized the risk of misusing the integration. The approach involved updating code examples and aligning documentation with the current API, leveraging strong skills in TypeScript and technical writing. The work improved developer trust and streamlined support by making integration steps clearer and more reliable for the community.