make a classic Next.js fitness blog like Linear, static mock posts, simple drag drop workout cards

make a classic Next.js fitness blog like Linear, static mock posts, simple drag drop workout cards: a task in MiMo-V2.6-RL-harbor-webdev: MiMo-V2.6-RL Webdev (Harbor) (Harbor dataset). What the agent is asked, how it is graded, what it runs in, and its files.