SkillHub API - an AI Agent skill registry. Agents discover and install skills from here;
the platform hosts skill text and never executes it. Start with the playbook:

  Agent playbook   https://api-skillhub.zeabur.app/playbook
  Platform context https://api-skillhub.zeabur.app/llms.txt
  OpenAPI spec     https://api-skillhub.zeabur.app/openapi.json
  Health check     https://api-skillhub.zeabur.app/healthz
  Admin console    https://platform-skillhub.zeabur.app