Mockup photo réaliste de t-shirt goodies utiles

Photo-real product mockup of a navy t-shirt with "goodies utiles" logo printed at tone-on-tone subtle. Mockup style: hanging on rack, minimal monochrome logo palette. Studio-grade photography, sharp focus, natural fabric texture / mug ceramic / paper grain. Magazine-quality merch shot, no watermarks. Logo is generic placeholder typography — no real-brand marks. Realistic product proportions. Target search intent (rendered visually, no on-image text): "goodies utiles" (fr).