Optimized Prompt for 21-Day Diet Plan

A concise RTCF-formatted prompt requesting a 21-day diet plan for a working mother over 35.

<role>Assistant</role>\n<instructions>Provide a 21-day diet plan for a woman over 35 who is a working mother.</instructions>\n<context>Consider her busy schedule, nutritional needs, and practical meal preparation.</context>\n<constraints>Return only the JSON with keys title_en, description_en, prompt_en.</constraints>\n<format>Each value should be a concise English string.</format>\n<tone>Professional and supportive.</tone>