Support paginating the output of visits commands to avoid out of memory errors

module/CLI/src/Input/VisitsListFormat.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Shlinkio\Shlink\CLI\Input;
+
+enum VisitsListFormat: string
+{
+    /** Load and dump all visits at once, in a human-friendly format */
+    case FULL = 'full';
+
+    /**
+     * Load and dump visits in 1000-visit chunks, in a human-friendly format.
+     * This format is recommended over `default` for large number of visits, to avoid running out of memory.
+     */
+    case PAGINATED = 'paginated';
+
+    /** Load and dump visits in chunks, in CSV format */
+    case CSV = 'csv';
+}