Function migrate_remove_hooks

src/agents/claude.rs:648–661

Remove every tracedecay hook (command contains `"tracedecay"`) from the five events in `settings.json`, leaving non-tracedecay hooks intact.

(settings_path: &Path)

/// Remove every tracedecay hook (command contains `"tracedecay"`) from the
/// five events in `settings.json`, leaving non-tracedecay hooks intact.
fn migrate_remove_hooks(settings_path: &Path) {
    if !settings_path.exists() {
        return;
    }
    let Ok(mut settings) = load_json_file_strict(settings_path) else {
        return;
    };
    if remove_tracedecay_hooks(&mut settings) && backup_and_write_json(settings_path, &settings) {
        eprintln!(
            "\x1b[32m✔\x1b[0m Migrated: removed config-managed hooks from {}",
            settings_path.display()
        );
    }
}

/// Strip tracedecay hook entries from all managed events. Returns true if
/// anything was removed. Shared by migration and uninstall.