Compostable Flexible Packaging Market Size, Share & Trends Analysis Report By Material Type (Starch-based Polymers, Polylactic Acid (PLA), Polyhydroxyalkanoates (PHA), Cellulose-based Materials, Polybutylene Adipate Terephthalate (PBAT)), By Packaging Type (Pouches & Sachets, Films & Wraps, Bags, Stick Packs, Laminates), By Compostability Type (Industrial Compostable Packaging, Home Compostable Packaging), By End-use Industry (Food & Beverage, Consumer Goods, Healthcare, Personal Care & Cosmetics, Agriculture, Retail & E-Commerce, Industrial) and By Region (North America, Europe, APAC, Middle East and Africa, LATAM) Forecasts, 2026-2034