refactor(qrLogin): 简化二维码生成逻辑，移除文件生成和请求

- 二维码内容改为自定义协议，前端生成base64二维码
- 不再生成微信小程序码图片文件，删除相关生成方法
- 不再生成公众号带参数二维码URL，前端使用扫码跳转URL
- 扫码跳转URL改为配置值，提供默认域名降级处理
- 删除了生成文件和请求微信API的多余代码和相关依赖
- 保持miniprogramQrCodeUrl和wechatQrCodeUrl为空，由前端自动处理

src/main/java/com/gxwebsoft/auto/service/impl/QrLoginServiceImpl.java

@@ -1,12 +1,9 @@
 package com.gxwebsoft.auto.service.impl;
 
 import cn.hutool.core.date.DateUtil;
-import cn.hutool.core.io.FileUtil;
 import cn.hutool.core.lang.UUID;
 import cn.hutool.core.util.DesensitizedUtil;
 import cn.hutool.core.util.StrUtil;
-import cn.hutool.http.HttpRequest;
-import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.gxwebsoft.auto.dto.*;
@@ -26,9 +23,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.io.File;
 import java.util.Date;
-import java.util.HashMap;
 import java.util.concurrent.TimeUnit;
 
 import static com.gxwebsoft.common.core.constants.PlatformConstants.MP_OFFICIAL;
@@ -84,31 +79,30 @@ public class QrLoginServiceImpl implements QrLoginService {
     QrLoginGenerateResponse response = new QrLoginGenerateResponse();
     response.setToken(token);
     response.setExpiresIn(QR_LOGIN_TOKEN_TTL);
-    response.setQrCodeContent("qr-login:" + token);
+    // 二维码内容：使用自定义协议，前端据此生成base64二维码
+    response.setQrCodeContent("websopy://login?token=" + token);
+    // 小程序路径（用于小程序扫码直接打开）
     response.setMiniprogramPath("/pages/qr-login?token=" + token);
 
+    // 扫码跳转URL（前端生成二维码时使用此URL）
     try {
-      String miniprogramQrCodeUrl = generateMiniprogramQrCode(token, tenantId);
-      response.setMiniprogramQrCodeUrl(miniprogramQrCodeUrl);
-    } catch (Exception e) {
-      log.warn("生成微信小程序码失败: {}", e.getMessage());
-    }
-
-    try {
-      String appId = wxService.getOfficialAppId(tenantId);
       String baseUrl = configProperties.getWechatScanUrl();
       if (StrUtil.isBlank(baseUrl)) {
         baseUrl = "https://websopy.websoft.top";
       }
       String wechatScanUrl = baseUrl + "/wx-scan?token=" + token;
       response.setWechatScanUrl(wechatScanUrl);
-      response.setWechatAppId(appId);
-      response.setWechatQrCodeUrl(generateOfficialQrCodeUrl(token, tenantId));
-      log.info("生成公众号扫码登录URL: {}", wechatScanUrl);
+      log.info("扫码跳转URL: {}", wechatScanUrl);
     } catch (Exception e) {
-      log.warn("生成公众号扫码URL失败: {}", e.getMessage());
+      log.warn("获取扫码跳转URL失败: {}", e.getMessage());
+      // 降级：使用默认域名
+      response.setWechatScanUrl("https://websopy.websoft.top/wx-scan?token=" + token);
     }
 
+    // 不再生成小程序码图片文件，改为前端通过qrCodeContent生成base64二维码
+    // 不再生成公众号带参数二维码URL，前端使用wechatScanUrl生成二维码
+    // miniprogramQrCodeUrl 和 wechatQrCodeUrl 保持null，前端自动使用本地生成
+
     return response;
   }
 
@@ -317,96 +311,6 @@ public class QrLoginServiceImpl implements QrLoginService {
     return buildStatusResponse(qrLoginData, 120L);
   }
 
-  /**
-   * 生成微信小程序码
-   */
-  private String generateMiniprogramQrCode(String token, Integer tenantId) {
-    try {
-      String accessToken = wxService.getAccessToken(tenantId);
-      if (StrUtil.isBlank(accessToken)) {
-        throw new RuntimeException("获取微信AccessToken失败");
-      }
-
-      String apiUrl = "https://api.weixin.qq.com/wxa/getwxacode?access_token=" + accessToken;
-      HashMap<String, Object> params = new HashMap<>();
-      params.put("path", "/pages/qr-login?token=" + token);
-      params.put("width", 430);
-
-      byte[] qrCodeBytes = HttpRequest.post(apiUrl)
-        .body(JSON.toJSONString(params))
-        .execute().bodyBytes();
-
-      String fileName = "qr-login-" + token + ".png";
-      String uploadPath = getUploadPath();
-      String filePath = uploadPath + "qrcode/" + fileName;
-
-      File dir = new File(uploadPath + "qrcode/");
-      if (!dir.exists()) {
-        dir.mkdirs();
-      }
-
-      File file = FileUtil.writeBytes(qrCodeBytes, filePath);
-      if (file != null && file.exists()) {
-        return configProperties.getFileServer() + "/qrcode/" + fileName;
-      }
-      throw new RuntimeException("保存小程序码文件失败");
-    } catch (Exception e) {
-      log.error("生成微信小程序码失败: {}", e.getMessage(), e);
-      throw new RuntimeException("生成微信小程序码失败: " + e.getMessage());
-    }
-  }
-
-  /**
-   * 生成公众号带参数二维码
-   */
-  private String generateOfficialQrCodeUrl(String token, Integer tenantId) {
-    try {
-      String accessToken = wxService.getOfficialAccessToken(tenantId);
-      JSONObject scene = new JSONObject();
-      scene.put("scene_str", token);
-      JSONObject actionInfo = new JSONObject();
-      actionInfo.put("scene", scene);
-      JSONObject params = new JSONObject();
-      params.put("action_name", "QR_STR_SCENE");
-      params.put("expire_seconds", QR_LOGIN_TOKEN_TTL.intValue());
-      params.put("action_info", actionInfo);
-
-      String response = HttpRequest.post("https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=" + accessToken)
-        .body(params.toJSONString())
-        .timeout(10000)
-        .execute()
-        .body();
-
-      JSONObject result = JSON.parseObject(response);
-      String ticket = result.getString("ticket");
-      if (StrUtil.isBlank(ticket)) {
-        throw new RuntimeException("生成公众号二维码失败: " + response);
-      }
-      return "https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket="
-        + java.net.URLEncoder.encode(ticket, java.nio.charset.StandardCharsets.UTF_8);
-    } catch (Exception e) {
-      log.error("生成公众号二维码失败: {}", e.getMessage(), e);
-      throw new RuntimeException("生成公众号二维码失败: " + e.getMessage());
-    }
-  }
-
-  /**
-   * 获取文件上传路径
-   */
-  private String getUploadPath() {
-    String uploadPath = configProperties.getUploadPath();
-    if (StrUtil.isBlank(uploadPath)) {
-      uploadPath = configProperties.getLocalUploadPath();
-    }
-    if (StrUtil.isBlank(uploadPath)) {
-      uploadPath = "/tmp/uploads/";
-    }
-    if (!uploadPath.endsWith("/")) {
-      uploadPath += "/";
-    }
-    return uploadPath;
-  }
-
   private String buildAccessToken(User user) {
     JwtSubject jwtSubject = new JwtSubject(user.getUsername(), user.getTenantId());
     return JwtUtil.buildToken(jwtSubject, configProperties.getTokenExpireTime(), configProperties.getTokenKey());