diff --git a/.env.example b/.env.example
index 30322fb..bf68aee 100644
--- a/.env.example
+++ b/.env.example
@@ -9,4 +9,5 @@ PORT=:8082
 
 # MySQL 连接串（可选，留空则不记录 prompt）
 # 格式: user:password@tcp(host:port)/dbname?parseTime=true
-MYSQL_DSN=
+# 注意：如果密码包含特殊字符（如 @、括号等），需要用双引号包围整个 DSN
+MYSQL_DSN="user:password@tcp(host:port)/dbname?parseTime=true"
diff --git a/Dockerfile b/Dockerfile
index 26001a5..ac703b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.22-alpine AS builder
+FROM golang:1.24-alpine AS builder
 
 # 使用国内镜像源加速 apk
 RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories