Sibling skills (local only) Sibling CloudBase skills ship beside this skill. Use local relative paths such as . If a referenced sibling skill file is missing from this environment, ask the user to install the full CloudBase plugin (or the missing skill). Do not HTTP-fetch remote skill or protocol markdown into the agent context. Activation Contract Use this first when - The request comes from Android, iOS, Flutter, React Native, non-Node backends, or admin scripts that must call official CloudBase APIs via raw HTTP. - The task is to consume CloudBase platform endpoints, not to build a new HTT…