Add code style config files

Copy & paste from twentytwentythree to get started.

.editorconfig

@@ -0,0 +1,22 @@
+# This file is for unifying the coding style for different editors and IDEs
+# editorconfig.org
+
+# WordPress Coding Standards
+# https://make.wordpress.org/core/handbook/coding-standards/
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = tab
+
+[*.yml]
+indent_style = space
+indent_size = 2
+
+[*.md]
+trim_trailing_whitespace = false
+

.gitignore

@@ -1 +1,3 @@
-*.DS_Store
+node_modules
+vendor
+*.DS_Store

.stylelintrc.json

@@ -0,0 +1,3 @@
+{
+	"extends": "stylelint-config-recommended"
+}

composer.json

@@ -0,0 +1,29 @@
+{
+	"name": "wordpress/twentytwentyfour",
+	"type": "package",
+	"description": "The default WordPress theme for 2024",
+	"keywords": [
+		"WordPress",
+		"Themes"
+	],
+	"homepage": "https://github.com/WordPress/twentytwentyfour",
+	"license": "GPL-2.0-or-later",
+	"authors": [
+		{
+			"name": "Contributors",
+			"homepage": "https://github.com/WordPress/twentytwentyfour/contributors.md"
+		}
+	],
+	"require": {
+		"php": ">=5.6"
+	},
+	"require-dev": {
+		"dealerdirect/phpcodesniffer-composer-installer": "^0.7.1",
+		"wptrt/wpthemereview": "^0.2.1"
+	},
+	"config": {
+		"allow-plugins": {
+			"dealerdirect/phpcodesniffer-composer-installer": true
+		}
+	}
+}