refactor: 更新项目引用路径从perfect-panel/ppanel-server到perfect-panel/server

feat: 添加版本和构建时间变量
fix: 修正短信队列类型注释错误
style: 清理未使用的代码和测试文件
docs: 更新安装文档中的下载链接
chore: 迁移数据库脚本添加日志和订阅配置

pkg/xerr/errCode.go

@@ -52,9 +52,10 @@ const (
 //coupon error
 
 const (
-	CouponNotExist uint32 = 50001
-	CouponUsed     uint32 = 50002
-	CouponNotMatch uint32 = 50003
+	CouponNotExist          uint32 = 50001 // Coupon does not exist
+	CouponAlreadyUsed       uint32 = 50002 // Coupon has already been used
+	CouponNotApplicable     uint32 = 50003 // Coupon does not match the order or conditions
+	CouponInsufficientUsage uint32 = 50004 // Coupon has insufficient remaining uses
 )
 
 // Subscribe

pkg/xerr/errMsg.go

@@ -41,9 +41,10 @@ func init() {
 		NodeGroupNotEmpty: "Node group is not empty",
 
 		//coupon error
-		CouponNotExist: "Coupon does not exist",
-		CouponUsed:     "Coupon has been used",
-		CouponNotMatch: "Coupon does not match",
+		CouponNotExist:          "Coupon does not exist",
+		CouponAlreadyUsed:       "Coupon has already been used",
+		CouponNotApplicable:     "Coupon does not match the order or conditions",
+		CouponInsufficientUsage: "Coupon has insufficient remaining uses",
 
 		// Subscribe
 		SubscribeExpired:                "Subscribe is expired",