Otherwise it is not automatically picked up by the war task. Alternatively added a war rule to included it, but better to follow the default layout.
e.g.,
fidouaf/src/main/resources/org/ebayopensource/fidouaf/res/config.properties
Also, any objections replacing config with a structured file (YAML, etc) so that all configurable properties (AID list, origin, multiple app facets, etc.) can be configured in one place?