Fitness accountability for the Lofy AI assistant — workout logging from natural language, meal tracking with calorie/protein estimates, PR detection with Epley formula, gym reminders based on weekly targets, and progress reports. Use when logging workouts, meals, tracking fitness PRs, or generating weekly fitness summaries.

Lofy AI助手的健身追踪功能——通过自然语言记录锻炼、估算热量和蛋白质摄入的饮食追踪、基于Epley公式检测个人最佳成绩、根据周目标发送健身提醒，以及生成进度报告。适用于记录锻炼、追踪饮食、监测健身最佳成绩或生成每周健身总结。