add codebuddy code and iflow cli register info

[sungaoyong]

codebuddy: https://www.codebuddy.cn/cli/
iflow cli: https://github.com/iflow-ai/iflow-cli

[anna239]

Hi! there is an error in CI run, please fix it
Error: iflow-cli/icon.svg validation failed:
Error: - Icon has hardcoded fill="#825CFF" (use currentColor or none)
Error: - Icon has hardcoded fill="#FBF9FF" (use currentColor or none)
Error: - Icon has hardcoded fill="#FAF9FF" (use currentColor or none)
Error: - Icon has hardcoded fill="#F6F2FF" (use currentColor or none)
Error: - Icon has hardcoded fill="#F7F5FF" (use currentColor or none)
Error: - Icon must use currentColor for fills/strokes to support theming

[benbrandt]

Codebuddy was already added. Feel free to open a new PR for iflow if you like