This skill has been renamed to /product-coach.
To install the new version:
claude install-skill https://github.com/razbakov/skills/tree/main/skills/product-coach
Then use:
/product-coach
Everything works the same — discovery, validation, and specialized agents for product, design, marketing, and engineering. The name changed to better describe what it does: discover the right problem, validate the solution, build with confidence.