From ceb8b9f74014060417ed55680038a2601c5e366a Mon Sep 17 00:00:00 2001
From: Joshua Boniface <joshua@boniface.me>
Date: Tue, 5 Feb 2019 21:32:35 -0500
Subject: [PATCH] Add explanation to usage output

---
 build | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build b/build
index 7413b60e36..3b4167dae4 100755
--- a/build
+++ b/build
@@ -25,6 +25,7 @@ usage() {
     echo -e " $ build --list-actions <platform>"
     echo -e " $ build [-k/--keep-artifacts] [-b/--web-branch <web_branch>] <platform> <action>"
     echo -e ""
+    echo -e "The 'keep-artifacts' option preserves build artifacts, e.g. Docker images for system package builds."
     echo -e "The web_branch defaults to the same branch name as the current main branch."
     echo -e "To build all platforms, use 'all'."
     echo -e "To perform all build actions, use 'all'."