Add DirDiff utility and enhance package build process

- Introduced DirDiff class for tracking directory file changes.
- Updated ConsoleApplication to use addCommand for build targets.
- Enhanced PackageBuilder with methods for deploying binaries and extracting debug info.
- Improved package installation logic to support shared extensions.
- Added readline extension with patching for static builds.

src/Package/Library/imap.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Package\Library;
+
+use StaticPHP\Attribute\Package\AfterStage;
+use StaticPHP\Attribute\Package\Library;
+use StaticPHP\Attribute\PatchDescription;
+use StaticPHP\Runtime\SystemTarget;
+use StaticPHP\Util\FileSystem;
+
+#[Library('imap')]
+class imap
+{
+    #[AfterStage('php', 'patch-embed-scripts')]
+    #[PatchDescription('Fix missing -lcrypt in php-config libs on glibc systems')]
+    public function afterPatchScripts(): void
+    {
+        if (SystemTarget::getLibc() === 'glibc') {
+            FileSystem::replaceFileRegex(BUILD_BIN_PATH . '/php-config', '/^libs="(.*)"$/m', 'libs="$1 -lcrypt"');
+        }
+    }
+}