Harness Engineering for Self-Improvement | Lil'Log. Table of Contents. Harness Design Patterns. Pattern 1: Workflow Automation. Pattern 2: File System as Persistent Memory. Pattern 3: Sub-agent and Backend Jobs. Case study: Coding Agent Harness. Harn

One brain, many harnesses. Portable .agent/ folder (memory + skills + protocols) that plugs into Claude Code, Cursor, Windsurf, OpenCode, OpenClaw, Hermes, or DIY Python — and keeps its knowledge when you switch.