chore: sync plugin from AstrBotDevs/AstrBot#5185

Author: astrbot-plugin-copybara[bot]

plugins.json

@@ -1,4 +1,17 @@
 {
+  "blueraina/astrbot-plugin-novel": {
+    "desc": "QQ群群友协作 + AI辅助写作的长篇小说插件（每群独立/知识库/多AI打分/冲突投票/风格模仿/用户修正/EPUB/PDF导出）",
+    "author": "blueraina",
+    "repo": "https://github.com/blueraina/astrbot_plugin_novel",
+    "tags": [
+      "小说",
+      "AI写作",
+      "群协作",
+      "创作",
+      "EPUB",
+      "PDF"
+    ]
+  },
   "astrbot-plugin-inaturalist-search": {
     "display_name": "iNaturalist自然观察数据查询插件",
     "desc": "一个基于 iNaturalist API 的 AstrBot 插件，支持物种分类信息查询和观察记录搜索。",