End-to-end funnel analysis from awareness to retention with leak diagnosis and a GA4 event spec. Invoke whenever the user says "funnel", "where are we leaking", "conversion drop", "activation rate", or runs `/market funnel <url>`. Produces FUNNEL-ANALYSIS.md with stage-by-stage scores and an impleme
End-to-end funnel analysis from awareness to retention with leak diagnosis and a GA4 event spec. Invoke whenever the user says "funnel", "where are we leaking", "conversion drop", "activation rate", or runs `/market funnel <url>`. Produces FUNNEL-ANALYSIS.md with stage-by-stage scores and an implementable analytics event map.