{"status":"ok","message":"Qwen Multi-Angle API","endpoints":{"/upload-original":"POST - Upload original image to R2","/generate":"POST - Generate multi-angle view (creates or adds to generation)","/generate-video":"POST - Generate video from generation's images","/register":"POST - Register or get user","/user/{device_id}/generations":"GET - Get all generations with images and videos","/health":"GET - Check R2 and database status","/docs":"API documentation"}}