blotato-skills 是做什么的？
Generate faceless video content cheaply and consistently. Draft a still on a cheap model, run a pre-animate quality check, then animate the approved still through kie.ai, always routing to the lowest cost model. Enforces a running spend cap with a cost ledger, applies reusable style and character presets so a whole channel stays consistent, and outputs a publish-ready clip that hands off to Blotato for scheduling. Triggers on /generate, generate image, generate video, make a POV clip, animate th