create

type CreateOptions struct {
	IO         *iostreams.IOStreams
	HttpClient func() (*http.Client, error)

	// Arguments
	Repository string

	// Flags
	Title string
	Body  string
	Head  string
	Base  string
	Draft bool
	Fill  bool
	Web   bool
	Fork  string // 跨仓库 PR：fork 项目路径【owner/repo】
}