use codex_core_skills::AvailableSkills;use codex_core_skills::render_available_skills_body;use codex_protocol::protocol::SKILLS_INSTRUCTIONS_CLOSE_TAG;use codex_protocol::protocol::SKILLS_INSTRUCTIONS_OPEN_TAG;use super::ContextualUserFragment;/// Model-context fragment describing the skills available to Codex.#[derive(Debug, Clone, PartialEq, Eq)]pub struct AvailableSkillsInstructions {    skill_root_lines: Vec<String>,    skill_lines: Vec<String>,}impl AvailableSkillsInstructions {    /// Creates a skills context fragment from pre-rendered catalog lines.    pub fn from_skill_lines(skill_lines: Vec<String>) -> Self {        Self {            skill_root_lines: Vec::new(),            skill_lines,        }    }}impl From<AvailableSkills> for AvailableSkillsInstructions {    fn from(available_skills: AvailableSkills) -> Self {        Self {            skill_root_lines: available_skills.skill_root_lines,            skill_lines: available_skills.skill_lines,        }    }}impl ContextualUserFragment for AvailableSkillsInstructions {    fn role(&self) -> &'static str {        "developer"    }    fn markers(&self) -> (&'static str, &'static str) {        Self::type_markers()    }    fn type_markers() -> (&'static str, &'static str) {        (SKILLS_INSTRUCTIONS_OPEN_TAG, SKILLS_INSTRUCTIONS_CLOSE_TAG)    }    fn body(&self) -> String {        render_available_skills_body(&self.skill_root_lines, &self.skill_lines)    }}