#1 Replace realpath with readlink

tasks/main.yml

@@ -25,7 +25,7 @@
 - name: "SFTP | Install Key"
   authorized_key:
     user={{ item.username }}
-    key={{ item.key }}
+    key="{{ item.key }}"
   with_items: sftp_user
 
 - name: "SFTP | Create Data Directory"