优化登录逻辑

优化日志消息展示

src/views/login.vue

@@ -42,6 +42,9 @@ const refreshCaptcha = async () => {
     await getCaptcha().then((res: any) => {
       if (res.captchaOnOff) {
         captchaImg.value = "data:image/gif;base64," + res.img
+        rules.code[0].required = true;
+      } else {
+        rules.code[0].required = false;
       }
       formData.uuid = res.uuid
       formData.code = '' // 清空验证码输入
@@ -136,7 +139,7 @@ refreshCaptcha()
         </a-form-item>
         
         <!-- 验证码 -->
-        <a-form-item name="code" class="form-item">
+        <a-form-item name="code" class="form-item" v-if="rules.code[0].required">
           <div class="captcha-container">
             <a-input
               v-model:value="formData.code"