chore: structure of library

pages/library.mdx

@@ -12,24 +12,26 @@
 - **What We Learned from a Year of Building with LLMs**, _by Eugene Yan, Bryan Bischof, Charles Frye, Hamel Husain, Jason Liu and Shreya Shankar_, [Part 1](https://www.oreilly.com/radar/what-we-learned-from-a-year-of-building-with-llms-part-i/), [Part 2](https://www.oreilly.com/radar/what-we-learned-from-a-year-of-building-with-llms-part-ii/), [Part 3](https://www.oreilly.com/radar/what-we-learned-from-a-year-of-building-with-llms-part-iii-strategy/)
 - **Traceability and Observability in Multi-Step LLM Systems**, [webinar](/guides/videos/webinar-observability-llm-systems)
 - **Data Flywheels for LLM Applications** [blog post](https://www.sh-reya.com/blog/ai-engineering-flywheel/), _by Shreya Shankar_
-
-## Optimization
-
 - **Latency optimization** [cookbook](https://platform.openai.com/docs/guides/latency-optimization), _by OpenAI_
 
-## Misc
+## LLMs
 
 - **Intro to Large Language Models** [talk](https://www.youtube.com/watch?v=zjkBMFhNj_g) _by Andrej Karpathy_
 
 ## News / Research
 
 - **Last Week in AI** [podcast](https://www.lastweekinai.com), weekly summary AI news and research
 - **Latent Space** [podcast](https://www.latent.space/podcast), deep dives and interview episodes
-- **Stratechery** [newsletter/podcast](https://stratechery.com), tech/business strategy deep dives and news, many episodes related to AI/Labs
 
 ## Libraries / Tools
 
 - Instructor, library for structured outputs with LLMs.
 - Vercel AI SDK, TypeScript toolkit designed to help developers build AI-powered applications with React, Next.js, Vue, Svelte, Node.js, and more.
 - LiteLLM: Use 100+ LLMs as a drop in replacement for OpenAI GPT models, either library or proxy.
 - Popular frameworks to get started quickly with RAG/Chains/Agents: LangChain, LlamaIndex, Haystack
+
+---
+
+## Misc
+
+- **Stratechery** [newsletter/podcast](https://stratechery.com), tech/business strategy deep dives and news, many episodes related to AI/Labs