From 934b6e69f4342297a4da7f726615b2bb7192940b Mon Sep 17 00:00:00 2001
From: Thomas Camlong <thomas@ajnart.fr>
Date: Sat, 1 Aug 2026 23:34:50 +0200
Subject: [PATCH] fix(dev): shallow clone pull requests

---
 tools/homarr-dev/internal/run/build.go    | 6 +++++-
 tools/homarr-dev/internal/run/run_test.go | 8 ++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/tools/homarr-dev/internal/run/build.go b/tools/homarr-dev/internal/run/build.go
index bf3a45b3c..de78fd291 100644
--- a/tools/homarr-dev/internal/run/build.go
+++ b/tools/homarr-dev/internal/run/build.go
@@ -41,7 +41,7 @@ func buildPRImage(ctx context.Context, number int, tag string, stdout, stderr io
 	defer os.RemoveAll(temporaryRoot)
 
 	checkout := filepath.Join(temporaryRoot, "homarr")
-	clone := exec.CommandContext(ctx, "gh", "repo", "clone", gh.Repo, checkout, "--", "--filter=blob:none")
+	clone := exec.CommandContext(ctx, "gh", prCloneArgs(checkout)...)
 	clone.Stdout = stdout
 	clone.Stderr = stderr
 	if err := clone.Run(); err != nil {
@@ -67,6 +67,10 @@ func buildPRImage(ctx context.Context, number int, tag string, stdout, stderr io
 	}, stdout, stderr)
 }
 
+func prCloneArgs(checkout string) []string {
+	return []string{"repo", "clone", gh.Repo, checkout, "--", "--depth=1", "--filter=blob:none"}
+}
+
 func RebuildImage(image docker.Image) error {
 	return RebuildImageContext(context.Background(), image, os.Stdout, os.Stderr)
 }
diff --git a/tools/homarr-dev/internal/run/run_test.go b/tools/homarr-dev/internal/run/run_test.go
index 1d12d250e..5bed7eac9 100644
--- a/tools/homarr-dev/internal/run/run_test.go
+++ b/tools/homarr-dev/internal/run/run_test.go
@@ -2,6 +2,7 @@ package run
 
 import (
 	"os"
+	"slices"
 	"strconv"
 	"testing"
 
@@ -18,6 +19,13 @@ func TestPRPlanUsesAMD64(t *testing.T) {
 	}
 }
 
+func TestPRCloneIsShallow(t *testing.T) {
+	args := prCloneArgs("/tmp/checkout")
+	if !slices.Contains(args, "--depth=1") || !slices.Contains(args, "--filter=blob:none") {
+		t.Fatalf("clone args = %v", args)
+	}
+}
+
 func TestBuildPlanFailsWhenNoPortIsAvailable(t *testing.T) {
 	_, err := BuildPlan(Options{Tag: "dev", FindPort: func(int) int { return 0 }})
 	if err == nil {