Worked on the southern-cross-ai/JoeyLLM repository to enable tokenizer capabilities, laying the foundation for future natural language processing features. Focused on dependency management by integrating the tiktoken library and pinning it to version 0.9.0, ensuring consistent and reliable deployment environments. Updated requirements.txt with explicit versioning to improve traceability and maintainability of the codebase. The work involved careful isolation of the tokenizer dependency and thorough documentation of changes, supporting future extensibility. Utilized skills in dependency management and text processing, with a technical emphasis on managing Python environments and preparing the project for scalable NLP development in upcoming iterations.