rearange borgmatic setup and configuration

borgmatic/config/home.yaml

@@ -1,12 +1,15 @@
-location:
-    source_directories:
-        - /shuttle/home
-    patterns:
-        - '- /shuttle/home/.snapshot'
-        - '- /shuttle/home/*/.cache'
-    repositories:
-        - path: /repo/home
 
+source_directories:
+    - /shuttle/home
+
+exclude_patterns:
+    - /shuttle/home/.snapshot
+    - /shuttle/home/*/.cache
+
+repositories:
+    - path: /repo/home
+
+umask: 22
 
 compression: lz4
 archive_name_format: '{now:%Y-%m-%d}'
@@ -20,11 +23,3 @@ checks:
     - name: repository
     - name: archives
 check_last: 3
-
-# log_json: true
-loki:
-    url: http://host:3100/loki/api/v1/push
-    labels:
-        app: borgmatic
-        config: __config
-        hostname: __hostname