fix: add unique key for MidJourney task_id

web/src/views/ImageMj.vue

@@ -711,7 +711,6 @@ const variation = (index, item) => {
 const send = (url, index, item) => {
   httpPost(url, {
     index: index,
-    task_id: item.task_id,
     channel_id: item.channel_id,
     message_id: item.message_id,
     message_hash: item.hash,

web/src/views/admin/SysConfig.vue

@@ -109,7 +109,7 @@
           </el-tooltip>
         </el-form-item>
 
-        <el-form-item label="显示公告" prop="show_demo_notice">
+        <el-form-item label="显示演示公告" prop="show_demo_notice">
           <el-switch v-model="system['show_demo_notice']"/>
           <el-tooltip
               effect="dark"