added models dataset

systems/bob/snapshot_config.toml

@@ -0,0 +1,29 @@
+["default"]
+15_min = 8
+hourly = 24
+daily = 0
+monthly = 0
+
+["root_pool/home"]
+15_min = 8
+hourly = 12
+daily = 1
+monthly = 0
+
+["root_pool/root"]
+15_min = 8
+hourly = 24
+daily = 0
+monthly = 0
+
+["root_pool/nix"]
+15_min = 4
+hourly = 0
+daily = 0
+monthly = 0
+
+["root_pool/models"]
+15_min = 4
+hourly = 24
+daily = 0
+monthly = 0