feat: sign add warning

components/signDialog.vue

@@ -2,9 +2,8 @@
   <view v-if="isOpen" class="synchronous-dialog">
     <view class="synchronous-content">
       <view class="row-item">
-        <text class="title"
-          >巡检签字 <text class="tip">请在下方虚线框内进行签字</text></text
-        >
+        <text class="title">巡检签字 <text class="tip">请在下方虚线框内进行签字</text></text>
+				<view class="warning-text">注:签字后巡检内容无法修改，请先检查巡检内容确认无误后签字。</view>
       </view>
       <view class="operating-instructions"
         ><!-- 签字区域 -->
@@ -231,6 +230,7 @@ export default {
     position: relative;
 
     .row-item {
+			position: relative;
       display: flex;
       align-items: center;
       justify-content: center;
@@ -320,4 +320,11 @@ export default {
     }
   }
 }
+.warning-text {
+	position: absolute;
+	bottom: 5px;
+	text-align: center;
+	color: #f44;
+	font-size: 12px;
+}
 </style>