App Composer — From setup to software. 15-second product film, reviewed and approved for publication 14 October 2026. Actual App Composer public interface, with fictional Studio Cedar demonstration data. Original AI-generated paper assembly art; native App Composer mark and Space Grotesk typography. Music: Pixel Box Theory by Loftwah, Cartridge Funk; excerpt 10.836–25.836 seconds. https://fm.loftwah.com/album/cartridge-funk/ Sound effects: Mixkit, SFX Free License. https://mixkit.co/license/#sfxFree Motion recipes adapted from video-shotcraft, Apache-2.0. https://github.com/Vincentwei1021/video-shotcraft Revision 13c74a707786872a18e3317e48c5c94011027620. Modified native branding, timing, framing and capture composition; omitted overview return and neon/glows. The film shows setup and authoring handoffs. It does not show an executed application build or deployment.