ad-creative-builder

# Ad Creative Builder Generates and iterates paid-ad creative at volume — RSA headlines and descriptions, hooks, and an angle matrix — each message-matched to the destination landing page. This is the build skill that produces the ROAS **O (Offer)** units; it does not score them (that is `ad-account-auditor`) and does not touch the post-click page (that is `landing-optimizer`). ## Quick Start ``` Generate 15 RSA headlines and 4 descriptions for [product/offer], destination [URL] ``` ``` Build an angle matrix (3 angles x 3 hooks) for [offer] on [platform], message-matched to [landing page URL] ``` ``` Iterate on these losing headlines: [paste]. Keep the winners, replace the rest, hold message-match to [URL]. ``` ## Skill Contract **Expected output**: a ready-to-import creative set (RSA headlines/descriptions, hooks, angle matrix) with a per-unit message-match note to the destination URL, plus the standard handoff summary for `memory/ad/ad-creative-builder/`. - **Reads**: the offer, destination URL, platform/format, audience/intent, existing variants, `memory/projections/narrative.json`, and `memory/projections/claims.json` at named offsets. - **Writes**: a user-facing creative set and, with permission, a WARM artifact; unresolved claims become authorized `operation: propose` events through `registry-events.py`. - **Done when**: every unit fits current format limits, maps to an accepted destination-page claim, contains no unsupported/policy-prohibited wording, covers at...