- Update nvim to use qwen3-coder-next-80b-instruct model
- Add AGENTS.md with AI agent best practices for timeout and file writing
- Update pi config to include agent guidelines
- Refactor llama-swap: remove old models, update quantizations, add tensor splits,
remove GGML_CUDA_ENABLE_UNIFIED_MEMORY flags, and simplify configuration
- Add pi module for terminal configuration
- Include pi-coding-agent package in home.packages
- Configure pi with llama-swap provider via models.json
- Enable pi for mac-va-mbp-work profile