use codex_app_server_protocol::AuthMode;use codex_plugin::AppDeclaration;use std::collections::HashMap;use std::collections::HashSet;pub fn apps_route_available(auth_mode: Option<AuthMode>) -> bool {    auth_mode.is_some_and(AuthMode::uses_codex_backend)}pub(crate) fn apply_app_mcp_routing_policy<M>(    apps: &mut Vec<AppDeclaration>,    mcp_servers: &mut HashMap<String, M>,    auth_mode: Option<AuthMode>,    plugin_active: bool,) {    if !apps_route_available(auth_mode) {        apps.clear();        return;    }    if plugin_active && !apps.is_empty() {        let app_declaration_names = apps            .iter()            .map(|app| app.name.as_str())            .collect::<HashSet<_>>();        mcp_servers.retain(|name, _| !app_declaration_names.contains(name.as_str()));    }}#[cfg(test)]#[path = "app_mcp_routing_tests.rs"]mod tests;