Upload images to Feishu/Lark. Returns image_key for use in messages.
$npx -y skills add smallnest/goclaw --skill feishu-upload-imageInstalls into the current project.
Run `npx skills use "https://github.com/smallnest/goclaw" --skill "smallnest/goclaw/feishu-upload-image"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/smallnest/goclaw" that are relevant to the current task. Run `npx skills add "https://github.com/smallnest/goclaw"` and select the relevant skills, then follow their instructions.