feat: 添加重置邀请码验证状态功能，并在退出登录时调用

src/services/icCoderAuthProvider.ts

@@ -4,6 +4,7 @@ import * as path from "path";
 import * as fs from "fs";
 import { onTokenReceived, type UserInfo, clearUserInfo } from "./userService";
 import { getConfig } from "../config/settings";
+import { resetInvitationVerification } from "./apiClient";
 
 /**
  * IC Coder Authentication Provider
@@ -142,13 +143,24 @@ export class ICCoderAuthenticationProvider
     const sessionIndex = this._sessions.findIndex((s) => s.id === sessionId);
     if (sessionIndex > -1) {
       const session = this._sessions[sessionIndex];
+
+      // 1. 先调用后端重置邀请码验证状态
+      try {
+        await resetInvitationVerification();
+        console.log("[AuthProvider] 邀请码验证状态已重置");
+      } catch (error) {
+        console.warn("[AuthProvider] 重置邀请码验证状态失败，但继续退出流程:", error);
+        // 即使失败也继续退出流程
+      }
+
+      // 2. 清除本地 session
       this._sessions.splice(sessionIndex, 1);
       await this.saveSessions();
 
-      // 清除用户信息缓存
+      // 3. 清除用户信息缓存
       await clearUserInfo();
 
-      // 触发会话变化事件
+      // 4. 触发会话变化事件
       this._onDidChangeSessions.fire({
         added: [],
         removed: [session],