rotate-creative

## Goal Identify creative that's stopped performing, pause it, and ship variants. Preserve learning where possible. Always start new ads **paused** for review. ## Inputs to confirm (batch) 1. Account name (substring) — required. 2. Platform — Meta or Google Ads (or both, if user says "all my ads") — required. 3. Scope — campaign / ad set / ad group, or "all active" — required. 4. Lookback window — default 30 days. 5. Fatigue thresholds — defaults below; allow override: - **Meta**: frequency > 3.5 AND CTR has dropped > 25% vs the prior period of equal length. - **Google**: impressions stagnant or down > 20% WoW with CTR drop > 20%, OR RSA ad strength `Poor` / `Average`. 6. Minimum sample size before pausing — default ≥ 100 clicks AND ≥ 7 days of data. Refuse to pause anything below this. 7. Variant strategy — `tweak` (small copy/headline change), `angle` (new hook/benefit), or `format` (e.g. image → video). Default `angle`. 8. How many variants per fatigued ad — default 2. ## Workflow ### Meta path 1. **Discover** ops: `meta_ads_select_accounts`, `meta_ads_list_ads`, `meta_ads_get_report`, `meta_ads_list_report_fields`, `meta_ads_update_ad_status`, `meta_ads_duplicate_ad`, `meta_ads_get_ad_creative`, `meta_ads_create_ad_creative`, `meta_ads_replace_ad_creative`, `meta_ads_create_single_image_ad` / `_carousel_ad` / `_video_ad` / `_flexible_ad`. 2. **Inspect.** 3. **Resolve account** (substring). 4. **Pull ad-level report** for the scope, current period vs prior p...