Modify release script.

package.json

@@ -47,7 +47,7 @@
 		"start": "wp-scripts start",
 		"test:e2e": "wp-scripts test-e2e",
 		"test:unit": "wp-scripts test-unit-js",
-		"release": "wp-scripts build; npm run makepot; npm run build:docs; wp-scripts plugin-zip"
+		"release": "wp-scripts build; npm run makepot; wp-scripts build --config ./webpack.config.release.js"
 	},
 	"files": [
 		"readme.txt",

webpack.config.release.js

@@ -0,0 +1,35 @@
+const CopyPlugin = require( 'copy-webpack-plugin' );
+const { resolve } = require( 'path' );
+module.exports = {
+	entry: {},
+	output: {
+		path: resolve( process.cwd(), 'release' ),
+		clean: true,
+	},
+	plugins: [
+		new CopyPlugin( {
+			patterns: [
+				{ from: 'readme.txt', to: './' },
+				{ from: 'README.md', to: './' },
+				{ from: 'CHANGELOG.md', to: './' },
+				{ from: 'composer.json', to: './' },
+				{ from: 'distributor.php', to: './' },
+				{ from: '.github/workflows/*', to: './' },
+				{ from: '.gitattributes', to: './' },
+				{ from: 'assets/img/*', to: './' },
+				{ from: 'dist/**/*', to: './' },
+				{ from: 'includes/**/*', to: './' },
+				{ from: 'lang/**/*', to: './' },
+				{ from: 'templates/**/*', to: './' },
+				{
+					from: 'vendor/georgestephanis/application-passwords/**/*',
+					to: './',
+				},
+				{
+					from: 'vendor/yahnis-elsts/plugin-update-checker/**/*',
+					to: './',
+				},
+			],
+		} ),
+	],
+};