diff --git a/README.md b/README.md
index 428720c0..20fd907c 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,7 @@ AI Agent 自主写小说——写、审、改，全程接管。覆盖玄幻、
 > 欢迎加群反馈问题、提出需求，也欢迎关注项目动态 — 我们的目标是做最强的基于小说的内容生态创作 AI Agent。
 
 <p align="center">
-  <img src="assets/4e50013fc562bdccb579eda0b77fd1a2.jpg" width="300" alt="微信交流群">
+  <img src="assets/微信图片_20260602105007_58_490.jpg" width="300" alt="微信交流群">
 </p>
 
 ## 快速开始
diff --git a/assets/微信图片_20260602105007_58_490.jpg b/assets/微信图片_20260602105007_58_490.jpg
new file mode 100644
index 00000000..2465fe22
Binary files /dev/null and b/assets/微信图片_20260602105007_58_490.jpg differ
diff --git a/packages/core/src/__tests__/agent-session.test.ts b/packages/core/src/__tests__/agent-session.test.ts
index 4efe37b3..ab76e168 100644
--- a/packages/core/src/__tests__/agent-session.test.ts
+++ b/packages/core/src/__tests__/agent-session.test.ts
@@ -856,6 +856,7 @@ describe("runAgentSession cache — bookId switch", () => {
       "write_truth_file",
       "rename_entity",
       "patch_chapter_text",
+      "replace_chapter_text",
       "grep",
       "ls",
     ]);
@@ -875,6 +876,7 @@ describe("runAgentSession cache — bookId switch", () => {
       "write_truth_file",
       "rename_entity",
       "patch_chapter_text",
+      "replace_chapter_text",
       "grep",
       "ls",
     ]);