From b72fd726c02fe5d268eda54e797452bc6db8f09e Mon Sep 17 00:00:00 2001
From: Rafael Kraut <14234815+RafaelKr@users.noreply.github.com>
Date: Thu, 3 Oct 2024 14:32:44 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=A9=B9=20Trim=20one=20optional=20leading?=
 =?UTF-8?q?=20space=20from=20headers=20(#405)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/Roots/Acorn/Application/Concerns/Bootable.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Roots/Acorn/Application/Concerns/Bootable.php b/src/Roots/Acorn/Application/Concerns/Bootable.php
index c0052b17..9b119916 100644
--- a/src/Roots/Acorn/Application/Concerns/Bootable.php
+++ b/src/Roots/Acorn/Application/Concerns/Bootable.php
@@ -143,7 +143,7 @@ protected function registerDefaultRoute(): void
     {
         Route::any('{any?}', fn () => tap(response(''), function (Response $response) {
             foreach (headers_list() as $header) {
-                [$header, $value] = explode(':', $header, 2);
+                [$header, $value] = preg_split("/:\s{0,1}/", $header, 2);
 
                 if (! headers_sent()) {
                     header_remove($header);