move pull-images up, add pull-files role

pre-flight.yml

@@ -6,10 +6,13 @@
   roles:
     - role: pull-tools
       tags: prep
+    - role: pull-images
+      tags: prep
+    - role: pull-files
+      tags: prep
+    # TODO: download EAP, extract, patch, and remove from Downloads
     - role: check-env
       tags: check
     - role: fix-operators
       tags: fix
-    - role: pull-images
-      tags: prep
 ...