更新 web 端不支持语音功能，改为显示一个发送图片的按钮

pages/chat/chat.nvue

@@ -65,8 +65,15 @@
       <template v-if="!isWidescreen">
         <view v-if="showInputBox" class="input-box">
           <!-- 切换为语音模式 -->
+          <!-- #ifdef H5 -->
+          <view class="camera-filled-box" @click="chooseFileSendMsg('image')">
+            <uni-icons type="camera-filled" size="20px" color="#FFF"></uni-icons>
+          </view>
+          <!-- #endif -->
+          <!-- #ifndef H5 -->
           <uni-im-icons @click="changeSoundIsShow" :code="soundIsShow?'e69f':'e684'" size="30"
             class="icon"></uni-im-icons>
+          <!-- #endif -->
           <view class="input-box-conetnt">
             <view class="textarea-box">
               <textarea :cursor="inputCursor" v-model="chatInputContent" @input="onInput" @confirm="beforeSendMsg()"
@@ -1835,4 +1842,12 @@
     border-radius: 100px;
     margin-bottom: 10px;
   }
+  
+  .camera-filled-box {
+    background-color: #3b81fd;
+    justify-content: center;
+    width: 26px;
+    height: 26px;
+    border-radius: 100px;
+  }
 </style>
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