feat: add workspace list command

src/channels/weixin/harness-client.mjs

@@ -1,8 +1,16 @@
 import { spawn } from 'node:child_process';
 import { randomUUID } from 'node:crypto';
+import { isAbsolute } from 'node:path';
 
 const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));
 
+function workspacePaths(value) {
+  if (!Array.isArray(value?.items)) return [];
+  return value.items.flatMap((item) => (
+    typeof item?.path === 'string' && isAbsolute(item.path) ? [item.path] : []
+  ));
+}
+
 function assistantMessageText(event) {
   return (event?.data?.message?.content ?? [])
     .filter((part) => part.type === 'text' && typeof part.text === 'string')
@@ -187,6 +195,11 @@ export class HarnessClient {
     throw new Error(`Harness did not become ready: ${lastError?.message ?? 'timeout'}`);
   }
 
+  async listWorkspaces(options = {}) {
+    await this.ensureRunning();
+    return workspacePaths(await this.rpc('workspace.list', {}, 30_000, options));
+  }
+
   async workspaceId(options = {}) {
     const workspace = options.workspace ?? this.#workspace;
     const { items } = await this.rpc('workspace.list', {});

src/channels/weixin/weixin-bridge.mjs

@@ -12,6 +12,7 @@ const HELP_TEXT = [
   '直接发送文字或带文字识别结果的语音即可继续当前会话。',
   '/new  开启一个全新会话',
   '/workspace 工作区绝对路径  切换工作区',
+  '/workspacelist  列出工作区绝对路径',
   '/status  检查连接状态',
   '/help  显示本帮助',
 ].join('\n');
@@ -138,7 +139,9 @@ export class WeixinHarnessBridge {
       }
       const workspaceCommand = await runWorkspaceCommand(text, this.#harness);
       if (workspaceCommand) {
-        await this.#send(sender, workspaceCommand.message, contextToken, runId);
+        for (const reply of workspaceCommand.messages ?? [workspaceCommand.message]) {
+          await this.#send(sender, reply, contextToken, runId);
+        }
         await this.#state.markSeen(messageId);
         return;
       }