v1.4.0 Built-in Tools and CLI Improvements

🚀 Features

Built-in Tools & CLI Import

Introduces built-in tools — IPythonInterpreter, PersistentShellTool, and LoadFileAttachment — along with a new import-tool CLI command.
Includes improvements to file handling, agent template generation, and documentation/navigation for built-ins.

• Add built-in tools and CLI import command (#442) by @ArtemShatokhin
  • CLI: import-tool command to list/copy built-ins into a project
  • Docs: new Built-in Tools page with cross-links

Terminal Demo Improvements

Major UX upgrade for the terminal demo (Agency.terminal_demo()) with interactive dropdowns and autocomplete.

• Terminal demo improvements (#432) by @ArtemShatokhin
  • Added keyboard-navigable dropdown for / commands and @agent mentions
  • Improved agent parsing, error handling, and handoff logic
  • Added autocomplete, new key bindings (Tab, Esc, Enter), and refined styling
  • Updated integration tests for all new behaviors

---

🛠 Fixes and Improvements

• Improve IPython tool isolation (#448) by @ArtemShatokhin
• Add working directory as a separate IPython tool input (#452) by @ArtemShatokhin
• Additional improvements: improve agent file handling by skipping subfolders, detecting empty directories, and optimizing vector store creation.

---

📘 Docs

• Added Widget Integration documentation (#427) by @MykhailoShchuka

---

🧑‍💻 New Contributors

• @MykhailoShchuka made their first contribution in #427

---

Full Changelog: v1.3.1 → v1.4.0