luci/applications/luci-app-watchcat/root/usr/share/rpcd/acl.d/luci-app-watchcat.json

{
	"luci-app-watchcat": {
		"description": "Grant access to LuCI app watchcat",
		"read": {
			"file": {
				"/usr/bin/watchcat.sh": [ "exec" ]
			},
			"uci": [ "watchcat" ]
		},
		"write": {
			"uci": [ "watchcat" ]
		}
	}
}