refactor: Update service and repository methods to use context

- Refactored multiple service and repository methods to accept context as a parameter, enhancing consistency and enabling better control over request lifecycles.
- Updated handlers to utilize context in method calls, improving error handling and performance.
- Cleaned up Dockerfile by removing unnecessary whitespace.

internal/handler/helpers.go

@@ -1,6 +1,7 @@
 package handler
 
 import (
+	"carrotskin/internal/errors"
 	"carrotskin/internal/model"
 	"carrotskin/internal/types"
 	"net/http"
@@ -165,17 +166,46 @@ func RespondSuccess(c *gin.Context, data interface{}) {
 	c.JSON(http.StatusOK, model.NewSuccessResponse(data))
 }
 
-// RespondWithError 根据错误消息自动选择状态码
+// RespondWithError 根据错误类型自动选择状态码
 func RespondWithError(c *gin.Context, err error) {
-	msg := err.Error()
-	switch msg {
-	case "档案不存在", "用户不存在", "材质不存在":
-		RespondNotFound(c, msg)
-	case "无权操作此档案", "无权操作此材质":
-		RespondForbidden(c, msg)
-	case "未授权":
-		RespondUnauthorized(c, msg)
-	default:
-		RespondServerError(c, msg, nil)
+	if err == nil {
+		return
 	}
+
+	// 使用errors.Is检查预定义错误
+	if errors.Is(err, errors.ErrUserNotFound) || 
+	   errors.Is(err, errors.ErrProfileNotFound) || 
+	   errors.Is(err, errors.ErrTextureNotFound) ||
+	   errors.Is(err, errors.ErrNotFound) {
+		RespondNotFound(c, err.Error())
+		return
+	}
+
+	if errors.Is(err, errors.ErrProfileNoPermission) || 
+	   errors.Is(err, errors.ErrTextureNoPermission) ||
+	   errors.Is(err, errors.ErrForbidden) {
+		RespondForbidden(c, err.Error())
+		return
+	}
+
+	if errors.Is(err, errors.ErrUnauthorized) || 
+	   errors.Is(err, errors.ErrInvalidToken) ||
+	   errors.Is(err, errors.ErrTokenExpired) {
+		RespondUnauthorized(c, err.Error())
+		return
+	}
+
+	// 检查AppError类型
+	var appErr *errors.AppError
+	if errors.As(err, &appErr) {
+		c.JSON(appErr.Code, model.NewErrorResponse(
+			appErr.Code,
+			appErr.Message,
+			appErr.Err,
+		))
+		return
+	}
+
+	// 默认返回500错误
+	RespondServerError(c, err.Error(), err)
 }