diff --git a/.env.example b/.env
similarity index 74%
rename from .env.example
rename to .env
index bbaeac2..256b1e5 100644
--- a/.env.example
+++ b/.env
@@ -1,6 +1,3 @@
-# CarrotSkin 环境配置文件示例
-# 复制此文件为 .env 并修改相应的配置值
-
 # =============================================================================
 # 站点配置
 # =============================================================================
@@ -34,10 +31,10 @@ SERVER_SWAGGER_ENABLED=true
 # 数据库配置
 # =============================================================================
 DATABASE_DRIVER=postgres
-DATABASE_HOST=localhost
+DATABASE_HOST=120.27.110.94
 DATABASE_PORT=5432
-DATABASE_USERNAME=postgres
-DATABASE_PASSWORD=your_password_here
+DATABASE_USERNAME=user_wc2MbZ
+DATABASE_PASSWORD=password_65b5aN
 DATABASE_NAME=carrotskin
 DATABASE_SSL_MODE=disable
 DATABASE_TIMEZONE=Asia/Shanghai
@@ -49,19 +46,19 @@ DATABASE_CONN_MAX_IDLE_TIME=10m
 # =============================================================================
 # Redis配置
 # =============================================================================
-REDIS_HOST=localhost
+REDIS_HOST=120.27.110.94
 REDIS_PORT=6379
-REDIS_PASSWORD=
+REDIS_PASSWORD=redis_ZXjbN5
 REDIS_DATABASE=0
 REDIS_POOL_SIZE=10
 
 # =============================================================================
 # RustFS对象存储配置 (S3兼容)
 # =============================================================================
-RUSTFS_ENDPOINT=127.0.0.1:9000
-RUSTFS_PUBLIC_URL=http://127.0.0.1:9000
-RUSTFS_ACCESS_KEY=your_access_key
-RUSTFS_SECRET_KEY=your_secret_key
+RUSTFS_ENDPOINT=120.27.110.94:9000
+RUSTFS_PUBLIC_URL=http://120.27.110.94:9000
+RUSTFS_ACCESS_KEY=ftbulyR6rj0AZ4n5ID7g
+RUSTFS_SECRET_KEY=P8q3VZ1wfMEdGJayu4sxh7NRSAB2H0tkFeTQlXLW
 RUSTFS_USE_SSL=false
 RUSTFS_BUCKET_TEXTURES=carrot-skin-textures
 RUSTFS_BUCKET_AVATARS=carrot-skin-avatars
@@ -78,6 +75,18 @@ JWT_EXPIRE_HOURS=168
 LOG_LEVEL=info
 LOG_FORMAT=json
 LOG_OUTPUT=logs/app.log
+# 保留的旧配置项
+LOG_MAX_SIZE=100
+LOG_MAX_BACKUPS=3
+LOG_MAX_AGE=28
+LOG_COMPRESS=true
+
+# =============================================================================
+# 文件上传配置 (保留的旧配置项)
+# =============================================================================
+UPLOAD_MAX_SIZE=10485760
+UPLOAD_TEXTURE_MAX_SIZE=2097152
+UPLOAD_AVATAR_MAX_SIZE=1048576
 
 # =============================================================================
 # 安全配置
@@ -85,15 +94,17 @@ LOG_OUTPUT=logs/app.log
 # CORS 允许的来源，多个用逗号分隔
 SECURITY_ALLOWED_ORIGINS=*
 # 允许的头像/材质URL域名，多个用逗号分隔
-SECURITY_ALLOWED_DOMAINS=localhost,127.0.0.1
+SECURITY_ALLOWED_DOMAINS=localhost,127.0.0.1,120.27.110.94
+# 保留的旧配置项
+MAX_LOGIN_ATTEMPTS=5
+LOGIN_LOCK_DURATION=30m
 
 # =============================================================================
 # 邮件配置
-# 腾讯企业邮箱SSL配置示例：smtp.exmail.qq.com, 端口465
 # =============================================================================
-EMAIL_ENABLED=false
-EMAIL_SMTP_HOST=smtp.example.com
-EMAIL_SMTP_PORT=587
-EMAIL_USERNAME=noreply@example.com
-EMAIL_PASSWORD=your-email-password
-EMAIL_FROM_NAME=CarrotSkin
+EMAIL_ENABLED=true
+EMAIL_SMTP_HOST=smtp.exmail.qq.com
+EMAIL_SMTP_PORT=465
+EMAIL_USERNAME=system@qczlit.cn
+EMAIL_PASSWORD=545mkewZwMzEWUjD
+EMAIL_FROM_NAME=CarrotSkin
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 197577d..3e421fd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -60,7 +60,7 @@ configs/config.yaml
 .env.production
 
 # Keep example files
-!.env.example
+!.env
 
 # Database files
 *.db
diff --git a/README.md b/README.md
index e0cf190..8a80e88 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ backend/
 
 3. **配置环境变量**
    ```bash
-   cp .env.example .env
+   cp .env .env
    # 根据实际环境填写数据库、Redis、对象存储、邮件等信息
    ```
 
diff --git a/cmd/server/main.go b/cmd/server/main.go
index 2f98dd5..8ae0fb3 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -17,6 +17,7 @@ import (
 	"os/signal"
 	"syscall"
 	"time"
+	_ "time/tzdata"
 
 	"carrotskin/internal/container"
 	"carrotskin/internal/handler"
diff --git a/internal/service/texture_service.go b/internal/service/texture_service.go
index d9a477e..9c20bee 100644
--- a/internal/service/texture_service.go
+++ b/internal/service/texture_service.go
@@ -223,7 +223,7 @@ func (s *textureService) ToggleFavorite(ctx context.Context, userID, textureID i
 	if err != nil {
 		return false, err
 	}
-	if texture == nil {
+	if texture == nil || texture.Status != 1 || !texture.IsPublic {
 		return false, ErrTextureNotFound
 	}