Make printer.print take exactly one of object, path with node, or url, send a machine's file through its node-files, and check the printer's formats first (issue 1598)

modules/brother/module.json

@@ -2,7 +2,20 @@
   "module": "brother",
   "version": "1",
   "requires": [
-    "s3-bucket"
+    {
+      "name": "s3-bucket",
+      "shares": [
+        {
+          "to": "seat:node-files",
+          "methods": [
+            "put"
+          ]
+        }
+      ]
+    }
+  ],
+  "invokes": [
+    "seat:node-files.upload"
   ],
   "binds": {
     "s3-bucket": "${dir:state}/store-binding.json"
@@ -199,6 +212,13 @@
       "mode": "0600",
       "template": "files/store.json"
     },
+    {
+      "id": "bucket",
+      "type": "file",
+      "path": "${dir:state}/bucket.json",
+      "mode": "0644",
+      "template": "files/bucket.json"
+    },
     {
       "id": "device",
       "type": "process",
@@ -267,7 +287,8 @@
           "brother"
         ],
         "env": {
-          "BROTHER_SETTINGS": "${dir:state}/settings.json"
+          "BROTHER_SETTINGS": "${dir:state}/settings.json",
+          "BROTHER_BUCKET": "${dir:state}/bucket.json"
         }
       },
       {