fix: allow slash in slug to avoid gitlab subgroup flattening

pkg/util/slug.go

@@ -12,8 +12,11 @@ func Slugify(input string, namingStyle string) string {
 	if namingStyle == "lowercase" {
 		return strings.ToLower(input)
 	} else if namingStyle == "slug" || namingStyle == "" {
-		s := slug.Make(input)
-		return strings.ToLower(s)
+		parts := strings.Split(input, "/")
+		for i, part := range parts {
+			parts[i] = slug.Make(part)
+		}
+		return strings.Join(parts, "/")
 	} else if namingStyle == "name" {
 		return input
 	}

pkg/util/slug_test.go

@@ -0,0 +1,33 @@
+package util
+
+import (
+	"testing"
+
+	"github.com/gosimple/slug"
+)
+
+func TestSlugify(t *testing.T) {
+	testCases := []struct {
+		input          string
+		namingStyle    string
+		expectedOutput string
+	}{
+		{"Hello World", "lowercase", "hello world"},
+		{"Hello World", "slug", "hello-world"},
+		{"Hello World/My Project", "slug", "hello-world/my-project"},
+		{"Hello World", "name", "Hello World"},
+
+		// Test case for empty naming style, defaulting to slug
+		{"Hello World", "", slug.Make("Hello World")},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.namingStyle, func(t *testing.T) {
+			result := Slugify(tc.input, tc.namingStyle)
+
+			if result != tc.expectedOutput {
+				t.Errorf("Expected %s, but got %s", tc.expectedOutput, result)
+			}
+		})
+	}
+}