v1.16.1 — Project Files documentation

What's New

Documentation

• Added Project Files section to GUIDE.md (Core Concepts) explaining all project files:
  • .env\ — API keys (created by
    pm run setup)
  • .coding-agent.json\ — MCP and LSP server configuration
  • \sessions/\ — auto-saved conversation history with sharing info
  • \workspace/\ — default working directory
  • \presets.json\ — custom model presets