Create a code-based implementation spec in the specs/ directory for a significant feature, fix, or refactor. Use when the user asks to plan, spec, scope, or phase work before implementation and the plan should cover top-level Mermaid flows, important types,…
Read-only Libretto workflow for diagnosing live browser state without clicks, typing, navigation, or mutation requests.
Browser automation CLI for building, maintaining, and running browser automation workflows by inspecting live pages and prototyping interactions.
Automate user-installed Electron desktop apps (Slack, Discord, VS Code, Notion, Figma, Spotify, etc.) via CDP using this repo's Libretto CLI. Use when the task is to control a local desktop app on the user's machine, not this repo's own Electron app.…
errore is Go-style error handling for TypeScript: return errors instead of throwing them. Instead of Go's two-value tuple (val, err), functions return a single Error | T union. Instead of checking err != nil, you check instanceof Error. TypeScript narrows the…
Browser automation with persistent page state. Use when users ask to navigate websites, fill forms, take screenshots, extract web data, test web apps, or automate browser workflows. Trigger phrases include "go to [url]", "click on", "fill out the form", "take…
Create a visual explanation of the current session diff as a single HTML page and show it in a native Glimpse window. Use when the user wants a visual walkthrough of local code changes instead of a plain text diff.
Find deepening opportunities in a codebase, informed by the domain language in CONTEXT.md and the decisions in docs/adr/. Use when the user wants to improve architecture, find refactoring opportunities, consolidate tightly-coupled modules, or make a codebase…