Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, update or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy. 创建新技能、修改和改进现有技能、衡量技能表现。当用户想要从零创建技能、更新或优化现有技能、运行评估测试技能、通过方差分析进行性能基准测试，或优化技能描述以提高触发准确率时使用。 MANDATORY TRIGGERS: create skill, new skill, improve skill, skill eval, benchmark skill, 创建技能, 新技能, 改进技能, 评估技能