Add no-key web_search and web_fetch tools. Fetch pages with net/http and parse HTML content. Document built-in web capabilities.
Add visible activity state for running turns. Move model metadata below the input area. Render assistant Markdown with theme-aware styling.
Add OpenAI-compatible providers, TUI, slash commands, and model switching. Add local file tools plus optional yolo shell execution. Document config, usage, and development workflow.