fix(widget): 修复用户信息保存条件并传递翻译函数

修复 store 中用户信息保存逻辑，仅在表单字段实际变化时保存，避免不必要的 localStorage 写入。同时向回复编辑器传递翻译函数以支持国际化。

Author: anghunk

docs/widget/src/components/CommentItem.js

@@ -303,6 +303,7 @@ export class CommentItem extends Component {
 					onCancel: () => this.handleCancelReply(),
 					onClearError: () => this.handleClearReplyError(),
 					placeholder: this.props.replyPlaceholder,
+					t: this.t
 				});
 				this.replyEditor.render();
 				this.replyEditor.focus();

docs/widget/src/core/store.js

@@ -133,8 +133,12 @@ export function createCommentStore(config, fetchComments, submitComment, likeCom
 	});
 
 	// 监听用户信息变化，自动保存到 localStorage
-	store.subscribe((state) => {
-		if (state.form.name || state.form.email || state.form.url) {
+	store.subscribe((state, prevState) => {
+		if (
+			state.form.name !== prevState.form.name ||
+			state.form.email !== prevState.form.email ||
+			state.form.url !== prevState.form.url
+		) {
 			saveUserInfo(state.form.name, state.form.email, state.form.url);
 		}
 	});