[BugFix] 修复章节列表暗色显示问题

[Base]
增加 robots.txt

public/robots.txt

@@ -0,0 +1,3 @@
+Sitemap: https://ao3.unknownmp.top/sitemap.xml
+User-agent: *
+Disallow: /assets/

src/views/Work.vue

@@ -250,7 +250,7 @@ async function switchWorkWithIndex(target) {
 
 <style scoped>
 .active-item {
-	background-color: rgb(var(--mdui-color-secondary-container-light));
+	background-color: rgb(var(--mdui-color-secondary-container));
 }
 .mdui-fab {
     position: fixed;