From Saved saved signal to Revenue Experiment

Saved saved signals are useful only when they become a decision queue: build, hold, archive, or turn into a test.

Could become a BellisticsAI Labs Field Log about converting trend signals into revenue experiments before saturation.

Adds buyer-safe operating history that shows how daily signals become systems, QA rules, or approved next steps.

Human approval stays in control: no outreach, spending, posting, or external account action happens without a clear approval gate.