How would you design an orchestration layer for a system with multiple specialized AI agents (e.g., planner, retriever, executor) where partial failures are common?

How do you prevent an Agent from getting stuck in an infinite loop (e.g., Tool A keeps calling Tool B, which calls Tool A)?

If your user queries are short "slang" phrases but your documents are formal legal texts, how do you ensure the embedding model can bridge that semantic gap?

What is Hypothetical Document Embeddings (HyDE)? How does asking the LLM to "write a fake answer first" improve the search results?