feat(apple): 添加通过transaction_id附加苹果交易功能

新增通过transaction_id附加苹果交易的功能，包括：
1. 添加AttachAppleTransactionByIdRequest类型和对应路由
2. 实现AppleIAPConfig配置模型
3. 添加ServerAPI获取交易信息的实现
4. 优化JWS解析逻辑，增加cleanB64函数处理空格
5. 完善苹果通知处理逻辑的日志和注释

internal/handler/notify/appleIAPNotifyHandler.go

@@ -1,9 +1,10 @@
 package notify
 
 import (
-	"github.com/gin-gonic/gin"
-	"io"
 	"encoding/json"
+	"io"
+
+	"github.com/gin-gonic/gin"
 	"github.com/perfect-panel/server/internal/logic/notify"
 	"github.com/perfect-panel/server/internal/svc"
 	"github.com/perfect-panel/server/pkg/result"

internal/handler/public/iap/apple/attachTransactionByIdHandler.go

@@ -0,0 +1,23 @@
+package apple
+
+import (
+	"github.com/gin-gonic/gin"
+	appleLogic "github.com/perfect-panel/server/internal/logic/public/iap/apple"
+	"github.com/perfect-panel/server/internal/svc"
+	"github.com/perfect-panel/server/internal/types"
+	"github.com/perfect-panel/server/pkg/result"
+)
+
+func AttachAppleTransactionByIdHandler(svcCtx *svc.ServiceContext) func(c *gin.Context) {
+	return func(c *gin.Context) {
+		var req types.AttachAppleTransactionByIdRequest
+		_ = c.ShouldBind(&req)
+		if err := svcCtx.Validate(&req); err != nil {
+			result.ParamErrorResult(c, err)
+			return
+		}
+		l := appleLogic.NewAttachTransactionByIdLogic(c.Request.Context(), svcCtx)
+		resp, err := l.AttachById(&req)
+		result.HttpResult(c, resp, err)
+	}
+}

internal/handler/routes.go

@@ -725,6 +725,7 @@ func RegisterHandlers(router *gin.Engine, serverCtx *svc.ServiceContext) {
 	{
 		iapAppleGroupRouter.GET("/status", publicIapApple.GetAppleStatusHandler(serverCtx))
 		iapAppleGroupRouter.POST("/transactions/attach", publicIapApple.AttachAppleTransactionHandler(serverCtx))
+		iapAppleGroupRouter.POST("/transactions/attach_by_id", publicIapApple.AttachAppleTransactionByIdHandler(serverCtx))
 		iapAppleGroupRouter.POST("/restore", publicIapApple.RestoreAppleTransactionsHandler(serverCtx))
 	}