Removed redundant creation of cache folder

Author: norberttech

src/core/etl/src/Flow/ETL/Config/Cache/CacheConfigBuilder.php

@@ -7,7 +7,7 @@
 use function Flow\Filesystem\DSL\protocol;
 use Flow\ETL\Cache;
 use Flow\ETL\Cache\{Implementation\FilesystemCache};
-use Flow\ETL\Exception\{InvalidArgumentException, RuntimeException};
+use Flow\ETL\Exception\{InvalidArgumentException};
 use Flow\Filesystem\{FilesystemTable, Path};
 use Flow\Serializer\Serializer;
 
@@ -23,25 +23,15 @@ final class CacheConfigBuilder
     public function build(FilesystemTable $fstab, Serializer $serializer) : CacheConfig
     {
         $cachePath = \getenv(CacheConfig::CACHE_DIR_ENV) ?: '';
-        $cachePath = $cachePath !== '' ? $cachePath : \sys_get_temp_dir() . '/flow_php/cache';
-
-        if (!is_dir($cachePath)) {
-            if (true === @mkdir($cachePath, 0777, true) || is_dir($cachePath)) {
-                // Directory either was created or already exists, proceed
-            } else {
-                throw new RuntimeException(sprintf('Can\'t create cache directory: "%s" Please use a different one through %s environment variable', $cachePath, CacheConfig::CACHE_DIR_ENV));
-            }
-        } elseif (!is_writable($cachePath)) {
-            throw new \RuntimeException(\sprintf('Unable to write in the "cache" directory (%s).', $cachePath));
-        }
+        $cachePath = Path::realpath($cachePath !== '' ? $cachePath : \sys_get_temp_dir() . '/flow_php/cache');
 
         return new CacheConfig(
             cache: $this->cache ?? new FilesystemCache(
                 $fstab->for(protocol('file')),
                 $serializer,
-                cacheDir: Path::realpath($cachePath)
+                cacheDir: $cachePath
             ),
-            localFilesystemCacheDir: Path::realpath($cachePath),
+            localFilesystemCacheDir: $cachePath,
             externalSortBucketsCount: $this->externalSortBucketsCount
         );
     }