Method initialize

cli/src/codex/codexRemoteLauncher.test.ts:68–71

(params: unknown)

        async connect(): Promise<void> {}

        async initialize(params: unknown): Promise<{ protocolVersion: number }> {
            harness.initializeCalls.push(params);
            return { protocolVersion: 1 };
        }

        setNotificationHandler(handler: ((method: string, params: unknown) => void) | null): void {
            this.notificationHandler = handler;