From c57e2f383b72fb487d69d821f0c119cb8ab6b32c Mon Sep 17 00:00:00 2001
From: jake champion <jake.champion@netlify.com>
Date: Tue, 12 Aug 2025 15:27:27 +0100
Subject: [PATCH] fix: use gzip compression for the tarball generation

---
 packages/edge-bundler/node/formats/tarball.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/edge-bundler/node/formats/tarball.ts b/packages/edge-bundler/node/formats/tarball.ts
index fc3a8bd688..f831a4675b 100644
--- a/packages/edge-bundler/node/formats/tarball.ts
+++ b/packages/edge-bundler/node/formats/tarball.ts
@@ -13,7 +13,7 @@ import { listRecursively } from '../utils/fs.js'
 import { ImportMap } from '../import_map.js'
 import { getFileHash } from '../utils/sha256.js'
 
-const TARBALL_EXTENSION = '.tar'
+const TARBALL_EXTENSION = '.tar.gz'
 
 interface Manifest {
   functions: Record<string, string>
@@ -111,6 +111,7 @@ export const bundle = async ({
     {
       cwd: bundleDir.path,
       file: tarballPath,
+      gzip: true,
       noDirRecurse: true,
       onWriteEntry(entry) {
         const relativePath = path.relative(bundleDir.path, path.join('/', entry.path))