Refactor extension configuration and improve Windows build support

src/Package/Extension/intl.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Package\Extension;
+
+use Package\Target\php;
+use StaticPHP\Attribute\Package\BeforeStage;
+use StaticPHP\Attribute\Package\Extension;
+use StaticPHP\Attribute\PatchDescription;
+use StaticPHP\Package\PackageInstaller;
+use StaticPHP\Package\PhpExtensionPackage;
+use StaticPHP\Util\FileSystem;
+
+#[Extension('intl')]
+class intl extends PhpExtensionPackage
+{
+    #[BeforeStage('php', [php::class, 'buildconfForWindows'], 'ext-intl')]
+    #[PatchDescription('Fix intl config.w32: replace hardcoded true with PHP_INTL_SHARED for static build support')]
+    public function patchBeforeBuildconfForWindows(PackageInstaller $installer): void
+    {
+        $php_src = $installer->getTargetPackage('php')->getSourceDir();
+        FileSystem::replaceFileStr(
+            "{$php_src}/ext/intl/config.w32",
+            'EXTENSION("intl", "php_intl.c intl_convert.c intl_convertcpp.cpp intl_error.c ", true,',
+            'EXTENSION("intl", "php_intl.c intl_convert.c intl_convertcpp.cpp intl_error.c ", PHP_INTL_SHARED,'
+        );
+    }
+}