/digital-marketing-pro:prompt-test Purpose A/B test content output variations by comparing quality scores across different prompt approaches, headline styles, CTA phrasing, or complete content strategy variations. Create named tests, log variants with their evaluation scores, and determine which approach produces the best quality results. This command brings experimental rigor to content creation. Instead of guessing which headline style, subject line approach, or content structure works best, you run a structured test: define the experiment, log each variant with its quality scores, and get…