Update Api.php add call to $config->getUID (instead of __FILE__)

Author: clysss

src/Tqdev/PhpCrudApi/Api.php

@@ -62,7 +62,7 @@ public function __construct(Config $config)
             $config->getPassword(),
             $config->getGeometrySrid()
         );
-        $prefix = sprintf('phpcrudapi-%s-', substr(md5(__FILE__), 0, 8));
+        $prefix = sprintf('phpcrudapi-%s-', substr($config->getUID()), 0, 8));
         $cache = CacheFactory::create($config->getCacheType(), $prefix, $config->getCachePath());
         $reflection = new ReflectionService($db, $cache, $config->getCacheTime());
         $responder = new JsonResponder($config->getJsonOptions(), $config->getDebug());