Function parse_agent_summary 

pub fn parse_agent_summary(
    directory_id: &str,
    contents: &str,
) -> Result<Option<PersonalitySummary>, PersonalityParseError>

Parses lightweight picker metadata from one .agents agent definition.

Callers may supply a body reduced to any non-empty placeholder because the returned value does not retain prompt text. Disabled definitions return Ok(None).

Errors

Returns PersonalityParseError under the same validation rules as parse_agent_definition.