airbnb-ish material landing page for online academy, skeleton loading cards, static mock courses only

airbnb-ish material landing page for online academy, skeleton loading cards, static mock courses only: 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.