修改登录去除多余部分

ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/OauthLoginHlwService.java

@@ -214,23 +214,12 @@ public class OauthLoginHlwService {
      * （关键：用本地用户名构建认证令牌，无需密码，因为门户已完成身份校验）
      */
     private Authentication authenticateLocalUser(String localUsername) {
-        Authentication authentication = null;
         try {
             UserDetails userDetails = userDetailsService.loadUserByUsername(localUsername);
-
-            authentication = new UsernamePasswordAuthenticationToken(
-                    userDetails,
-                    null,  // 密码为 null，彻底绕过 Spring Security 的密码校验
-                    userDetails.getAuthorities()
-            );
-
-            AuthenticationContextHolder.setContext(authentication);
+            return new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());
         } catch (Exception e) {
             throw new ServiceException("本地用户认证失败：" + e.getMessage());
-        } finally {
-            AuthenticationContextHolder.clearContext();
         }
-        return authentication;
     }
 
     /**