feat: add s3 blob handler(by readll all :( )

internal/util/rerr/rerr.go

@@ -53,3 +53,9 @@ var ErrDigestInvalid = &RepositoryError{
 	Code:    "NAME_INVALID",
 	Message: "invalid digest",
 }
+
+var ErrUnauthorized = &RepositoryError{
+	Status:  http.StatusUnauthorized,
+	Code:    "UNAUTHORIZED",
+	Message: "access to the requested resource is not authorized",
+}

internal/util/tools/ctx.go

@@ -20,3 +20,19 @@ func Timeout(seconds ...int) (ctx context.Context) {
 
 	return
 }
+
+func TimeoutCtx(ctx context.Context, seconds ...int) context.Context {
+	var (
+		duration time.Duration
+	)
+
+	if len(seconds) > 0 && seconds[0] > 0 {
+		duration = time.Duration(seconds[0]) * time.Second
+	} else {
+		duration = time.Duration(30) * time.Second
+	}
+
+	nctx, _ := context.WithTimeout(ctx, duration)
+
+	return nctx
+}