优化与代理服务的密钥存储与传递方式；更新套餐，账单查询对长效套餐的支持，新增长效套餐分页查询接口

web/handlers/proxy.go

@@ -2,6 +2,7 @@ package handlers
 
 import (
 	"crypto/rand"
+	"encoding/base32"
 	"github.com/gofiber/fiber/v2"
 	"log/slog"
 	auth2 "platform/web/auth"
@@ -44,7 +45,16 @@ func OnlineProxy(c *fiber.Ctx) (err error) {
 
 	// 创建代理
 	var ip = c.Context().RemoteIP()
-	var secret = rand.Text()
+
+	var secretBytes = make([]byte, 16)
+	if _, err := rand.Read(secretBytes); err != nil {
+		return err
+	}
+	var secret = base32.StdEncoding.
+		WithPadding(base32.NoPadding).
+		EncodeToString(secretBytes)
+
+	slog.Debug("生成随机密钥", "ip", ip, "secret", secret)
 	var proxy = &m.Proxy{
 		Name:    req.Name,
 		Version: int32(req.Version),
@@ -53,7 +63,7 @@ func OnlineProxy(c *fiber.Ctx) (err error) {
 		Secret:  secret,
 		Status:  1,
 	}
-	err = q.Proxy.
+	err = q.Proxy.Debug().
 		Clauses(clause.OnConflict{
 			UpdateAll: true,
 			Columns: []clause.Column{