From 50337e56b3d9a3bfde93a311a77eba3b03ad377e Mon Sep 17 00:00:00 2001
From: Jonathan Desrosiers <359867+desrosj@users.noreply.github.com>
Date: Wed, 11 Mar 2026 21:02:41 -0400
Subject: [PATCH 1/2] Fix missing JS files in `wp-includes/build`.

---
 Gruntfile.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Gruntfile.js b/Gruntfile.js
index 355a8989db3db..fe9248d86e461 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -612,6 +612,16 @@ module.exports = function(grunt) {
 					dest: WORKING_DIR + 'wp-includes/build/',
 				} ],
 			},
+			'gutenberg-js': {
+				files: [ {
+					expand: true,
+					cwd: 'gutenberg/build',
+					src: [
+						'routes/**/*.js',
+					],
+					dest: WORKING_DIR + 'wp-includes/build/',
+				} ],
+			},
 			'gutenberg-modules': {
 				files: [ {
 					expand: true,

From c725d0b168e03ad7b51b075e5b011b9abe142007 Mon Sep 17 00:00:00 2001
From: Jonathan Desrosiers <359867+desrosj@users.noreply.github.com>
Date: Wed, 11 Mar 2026 21:14:48 -0400
Subject: [PATCH 2/2] More JS copying fixes.

---
 Gruntfile.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Gruntfile.js b/Gruntfile.js
index fe9248d86e461..d196c51152658 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -617,6 +617,7 @@ module.exports = function(grunt) {
 					expand: true,
 					cwd: 'gutenberg/build',
 					src: [
+						'pages/**/*.js',
 						'routes/**/*.js',
 					],
 					dest: WORKING_DIR + 'wp-includes/build/',
@@ -2051,6 +2052,7 @@ module.exports = function(grunt) {
 
 	grunt.registerTask( 'build:gutenberg', [
 		'copy:gutenberg-php',
+		'copy:gutenberg-js',
 		'gutenberg:copy',
 		'copy:gutenberg-modules',
 		'copy:gutenberg-styles',