Show HN: Mycelium – AI agent plugin guiding you from purpose to market

What this is: A plugin for your coding agent that guides you through the birth of a product, from purpose to market. Backstory: I've built digital products for almost 30 years, and I've seen the same story evolve over and over. We built something nobody wanted or asked for. The only "proof" we had, was someone's gut feeling. Finding product-market-fit on a gut feeling is expensive and long-lasting. The constant refactoring and new alignments often meant adding some duct tape, chewing gum, pins a