December 2024 monthly summary for instill-ai/pipeline-backend focused on delivering a high-value Pinecone enhancement to improve retrieval relevance. Delivered a new Pinecone 'rerank' task that reorders documents by query relevance, accompanied by documentation updates and architectural refinements. Key architectural changes include a new base Pinecone API client that does not require an index URL, new rerank-related constants, and updated main execution logic to handle rerank requests. No major bug fixes were reported in this period. Overall impact includes improved search quality, a cleaner API surface, and groundwork for future ranking improvements. Technologies/skills demonstrated include Pinecone integration, backend task orchestration, API client design, code refactoring for rerank support, and documentation enhancements.