feat(功能强化): 新增注解查看与定位，优化签名及字体信息排版

assets/webui/index.html

@@ -129,6 +129,10 @@
 					</div>
 					<div id="signatureList" class="signature-list"></div>
 				</section>
+				<section id="annotationPanel" class="annotation-panel" aria-labelledby="annotationPanelTitle" hidden>
+					<div id="annotationPanelTitle" class="panel-title">注解</div>
+					<div id="annotationList" class="annotation-list"></div>
+				</section>
 				<section class="doc-font-panel" aria-labelledby="docFontPanelTitle">
 					<div class="panel-row">
 						<div id="docFontPanelTitle" class="panel-title compact">OFD 字体</div>