Check for existence of config file instead of directory

tasks/main.yml

@@ -18,7 +18,7 @@
 
 - name: Check if Repo already exists
   stat:
-    path: "{{ borgbackup_pool }}/{{ ansible_hostname }}/{{ borgbackup_repo_path }}"
+    path: "{{ borgbackup_pool }}/{{ ansible_hostname }}/{{ borgbackup_repo_path }}/config"
   register: repo
   delegate_to: "{{ borgbackup_target_host }}"