IRIS PROMPT STUDIO V2.6.30 - Scarlet: Sin-sal renamed (existing stable ID) with corrected layered armor; original Scarlet new separate preset. - Airline uniform inspired presets 10: Korean Air, Asiana, Emirates, Singapore, Qatar, JAL, ANA, Cathay Pacific, Air France, Turkish Airlines. - Button closure select for shirt, blouse, polo, cardigan, jacket, coat, vest, and airline uniforms. - Compact accordion for airline presets. - Existing localStorage key, JSON import/export and costume preset IDs preserved.