fix(widget): 阻止评论输入框中的斜杠键事件冒泡

防止在评论和回复编辑器的文本区域中输入斜杠字符“/”时，触发全局快捷键操作。

docs/widget/src/components/ReplyEditor.js

@@ -75,6 +75,7 @@ export class ReplyEditor extends Component {
             placeholder: '支持 Markdown 格式',
             disabled: this.props.submitting,
             onInput: (e) => this.handleInput(e),
+            onKeydown: (e) => this.handleTextareaKeydown(e),
           },
         }),
 
@@ -186,6 +187,18 @@ export class ReplyEditor extends Component {
     }
   }
 
+  handleTextareaKeydown(e) {
+    if (
+      e.key === '/' &&
+      !e.ctrlKey &&
+      !e.metaKey &&
+      !e.altKey &&
+      !e.shiftKey
+    ) {
+      e.stopPropagation();
+    }
+  }
+
   togglePreview() {
     this.state.showPreview = !this.state.showPreview;
     this.render();