Function edit_session 

pub fn edit_session(
    store: &SessionStore,
    session: &Session,
    output: &Output,
) -> Result<()>

Edit a session interactively using $EDITOR with TOML format.

Workflow:

1. Create backup of the session file
2. Convert session to TOML
3. Open in editor
4. Parse changes back, re-opening on syntax errors
5. Save the updated session

Errors

Returns an error if backup creation, TOML conversion, or session save fails.