Merge branch 'main' into php-85

# Conflicts:
#	src/SPC/util/PkgConfigUtil.php

src/SPC/store/source/CustomSourceBase.php

@@ -4,9 +4,25 @@ declare(strict_types=1);
 
 namespace SPC\store\source;
 
+/**
+ * Abstract base class for custom source implementations
+ *
+ * This class provides a framework for implementing custom source download
+ * logic. Extend this class to create custom source handlers.
+ */
 abstract class CustomSourceBase
 {
+    /**
+     * The name of this source implementation
+     */
     public const NAME = 'unknown';
 
+    /**
+     * Fetch the source from its repository
+     *
+     * @param bool       $force   Force download even if already exists
+     * @param null|array $config  Optional configuration array
+     * @param int        $lock_as Lock type constant
+     */
     abstract public function fetch(bool $force = false, ?array $config = null, int $lock_as = SPC_DOWNLOAD_SOURCE): void;
 }