feat(footer): 修改footer布局

- 在footer中添加实用工具的跳转链接

app/components/JinshenFooter.vue

@@ -42,6 +42,22 @@
         </ul>
       </div>
 
+      <!-- 实用工具 -->
+      <div class="footer-section">
+        <h4>{{ $t('utilities') }}</h4>
+        <ul class="footer-links">
+          <li>
+            <a
+              href="http://cal.jinshen.cn"
+              target="_blank"
+              rel="noopener noreferer"
+            >
+              {{ $t('navigation.calculator') }}
+            </a>
+          </li>
+        </ul>
+      </div>
+
       <!-- 联系信息 -->
       <div class="footer-section">
         <h4>{{ $t('contact-info') }}</h4>
@@ -58,25 +74,6 @@
           <span>{{ $t('address') }}: {{ $t('company-address') }}</span>
         </div>
       </div>
-
-      <!-- 社交媒体 -->
-      <div class="footer-section">
-        <h4>{{ $t('follow-us') }}</h4>
-        <div class="social-links">
-          <a href="#" class="social-link" aria-label="WeChat">
-            <el-icon size="20"><ChatDotRound /></el-icon>
-          </a>
-          <a href="#" class="social-link" aria-label="Weibo">
-            <el-icon size="20"><Star /></el-icon>
-          </a>
-          <a href="#" class="social-link" aria-label="LinkedIn">
-            <el-icon size="20"><Link /></el-icon>
-          </a>
-          <a href="#" class="social-link" aria-label="Email">
-            <el-icon size="20"><Message /></el-icon>
-          </a>
-        </div>
-      </div>
     </div>
 
     <!-- 版权信息 -->
@@ -106,14 +103,7 @@
 </template>
 
 <script setup lang="ts">
-  import {
-    Phone,
-    Message,
-    Location,
-    ChatDotRound,
-    Star,
-    Link,
-  } from '@element-plus/icons-vue';
+  import { Phone, Message, Location } from '@element-plus/icons-vue';
 
   const currentYear = new Date().getFullYear();
 </script>