fix(codex): support app-server plan mode (#622)

* fix(codex): support app-server plan mode

* fix(codex): broaden plan mode compatibility checks

cli/src/codex/codexAppServerClient.ts

@@ -2,6 +2,7 @@ import { spawn, type ChildProcessWithoutNullStreams } from 'node:child_process';
 import { logger } from '@/ui/logger';
 import { killProcessByChildProcess } from '@/utils/process';
 import type {
+    CollaborationModeListResponse,
     InitializeParams,
     InitializeResponse,
     ModelListParams,
@@ -145,6 +146,13 @@ export class CodexAppServerClient {
         return response as ModelListResponse;
     }
 
+    async listCollaborationModes(): Promise<CollaborationModeListResponse> {
+        const response = await this.sendRequest('collaborationMode/list', {}, {
+            timeoutMs: 30_000
+        });
+        return response as CollaborationModeListResponse;
+    }
+
     async startThread(params: ThreadStartParams, options?: { signal?: AbortSignal }): Promise<ThreadStartResponse> {
         const response = await this.sendRequest('thread/start', params, {
             signal: options?.signal,