From d6502ee44554d19164c37f7ab53d8e8517d00aea Mon Sep 17 00:00:00 2001
From: kathleen french <kathleen.french@dominodatalab.com>
Date: Thu, 15 Jun 2023 15:16:40 -0400
Subject: [PATCH] enable estargz compression in image builds

---
 pkg/buildkit/buildkit.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/pkg/buildkit/buildkit.go b/pkg/buildkit/buildkit.go
index 8ef349ce..3ee1ad98 100644
--- a/pkg/buildkit/buildkit.go
+++ b/pkg/buildkit/buildkit.go
@@ -243,8 +243,11 @@ func (c *Client) Build(ctx context.Context, opts BuildOptions) error {
 		solveOpt.Exports = append(solveOpt.Exports, bkclient.ExportEntry{
 			Type: bkclient.ExporterImage,
 			Attrs: map[string]string{
-				"name": name,
-				"push": "true",
+				"name":              name,
+				"push":              "true",
+				"compression":       "estargz",
+				"force-compression": "true",
+				"oci-mediatypes":    "true",
 			},
 		})
 	}