add better remote repo support

defaults/main.yml

@@ -16,6 +16,7 @@ backups:
     restic:
       url: /var/backup-client/restic
       repo_type: local
+      additional_keys: {}
   mode: vm-via-hypervisor
   enabled: True
   retention:
@@ -36,9 +37,9 @@ backups:
     enabled: False
     create_storage_folder: True
   exclude_files:
-    '/tmp': true
-    '/var/tmp': true
-    '/var/cache': true
-    '/root/.ansible/': true
+    '/tmp/*': true
+    '/var/tmp/*': true
+    '/var/cache/*': true
+    '/root/.ansible/*': true
   include_files:
     '/': true