Add explicit php-xml requirement

danmichaelo · web-flow · commit c1aa147a2d6a · 2019-09-27T22:42:44.000+02:00
diff --git a/composer.json b/composer.json
@@ -12,6 +12,7 @@
     ],
     "require": {
         "php": ">=5.6",
+        "ext-xml": "*",
         "ck/file_marc_reference": "^1.2",
         "pear/file_marc": "^1.1"
     },
