- Create .github/copilot-instructions.md with project coding standards, architecture overview, threading model, and key rules for AI sessions - Add module description comments to app.cpp, rpc_client.cpp, rpc_worker.cpp, embedded_daemon.cpp, xmrig_manager.cpp, console_tab.cpp, settings.cpp - Add ASCII connection state diagram to app_network.cpp - Remove /.github/ from .gitignore so instructions file is tracked