refactor: replace custom CRM with Monica fork

resources/lang/de/reminder.php

@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * ⚠️ Editing not allowed except for 'en' language.
+ *
+ * @see https://github.com/monicahq/monica/blob/main/docs/contribute/translate.md for translations.
+ */
+
+return [
+    'type_birthday' => 'Gratuliere',
+    'type_phone_call' => 'Anrufen',
+    'type_lunch' => 'Essen gehen mit',
+    'type_hangout' => 'Treffen mit',
+    'type_email' => 'E-Mail',
+    'type_birthday_kid' => 'Gratuliere dem Kind von',
+];