diff --git a/requirements.txt b/requirements.txt
index 083749b..c024d2d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,7 @@ opencv-python-headless==4.10.0.84
 pillow==10.4.0
 PyMuPDF==1.24.9  # pdf处理
 pymysql==1.1.1
+rapidfuzz==3.9.4  #文本相似度
 requests==2.32.3
 sqlacodegen==2.3.0.post1  # 实体类生成
 sqlalchemy==1.4.52  # ORM框架
diff --git a/sources.list b/sources.list
deleted file mode 100644
index ad8aef9..0000000
--- a/sources.list
+++ /dev/null
@@ -1,8 +0,0 @@
-deb https://mirrors.aliyun.com/debian/ bullseye main non-free non-free-firmware contrib
-deb-src https://mirrors.aliyun.com/debian/ bullseye main non-free non-free-firmware contrib
-deb https://mirrors.aliyun.com/debian-security/ bullseye-security main
-deb-src https://mirrors.aliyun.com/debian-security/ bullseye-security main
-deb https://mirrors.aliyun.com/debian/ bullseye-updates main non-free non-free-firmware contrib
-deb-src https://mirrors.aliyun.com/debian/ bullseye-updates main non-free non-free-firmware contrib
-deb https://mirrors.aliyun.com/debian/ bullseye-backports main non-free non-free-firmware contrib
-deb-src https://mirrors.aliyun.com/debian/ bullseye-backports main non-free non-free-firmware contrib
\ No newline at end of file