prospec-designlisted

<!-- Generated by `prospec agent sync`. Do not edit — this file is regenerated on every sync. --> # Prospec Design Skill ## Activation When triggered, briefly describe: - That you'll read proposal.md and determine the design workflow mode - Generate Mode: produce design-spec.md + interaction-spec.md from proposal - Extract Mode: reverse-extract specs from an existing design tool via MCP - Platform adapter will guide tool-specific operations ## Language Policy Write each generated document in the language the Constitution's Language Policy rule assigns to **its path** — change artifacts and their archived summaries in the project's artifact language, the trust zone (Knowledge base, Feature Specs, index) in English. One skill run may write both. Keep code, identifiers, technical terms, and git commit messages in English. ## CLI Prerequisite (required) > The prospec CLI is a required file for this skill — its deterministic steps call `prospec` > commands. Probe BEFORE any other step; there is no manual fallback. 1. Run `prospec --version` (Bash). 2. **Command not found / not executable** → STOP. Ask the user to install the prospec standalone executable — the one-click installer script from the project README (macOS/Linux `install.sh`, Windows `install.ps1`) or a release binary from GitHub Releases; prospec is NOT published to npm. Then re-run this skill. 3. **Version older than 1.0.0** → STOP. Report the installed vs required version and ask the user to upgrad