feat: Ranking Engine V2 — intelligent scoring with shares, authority, decay & velocity\n\n- Add ArtworkRankingService with V2 formula:\n ranking_score = (base × authority × decay) + velocity_boost\n Base: views×0.2 + downloads×1.5 + favourites×2.5 + comments×3.0 + shares×4.0\n Authority: 1 + (log10(1+followers) + fav_received/1000) × 0.05\n Decay: 1 / (1 + hours/48)\n Velocity: 24h signals × velocity_weights × 0.5\n\n- Add nova:recalculate-rankings command (--chunk, --sync-rank-scores, --skip-index)\n- Add migration: ranking_score, engagement_velocity, shares/comments counts to artwork_stats\n- Upgrade RankingService.computeScores() with shares + comments + velocity\n- Update Meilisearch sortableAttributes: ranking_score, shares_count, engagement_velocity, comments_count\n- Update toSearchableArray() to expose V2 fields\n- Schedule every 30 min with overlap protection\n- Verified: 49733 artworks scored successfully"

config/scout.php

@@ -111,6 +111,10 @@ return [
                     'favorites_count',
                     'awards_received_count',
                     'downloads_count',
+                    'ranking_score',
+                    'shares_count',
+                    'engagement_velocity',
+                    'comments_count',
                 ],
                 'rankingRules' => [
                     'words',