Misc fixes

docker/admin/install.bash

@@ -31,6 +31,7 @@ EOF
 packages="
 
 docker-ce-cli
+g++
 git
 jq
 less

tools/ci-bootstrap.bash

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -euxo pipefail
+set -euo pipefail
 
 : ${AWS_ACCESS_KEY_ID}
 : ${AWS_SECRET_ACCESS_KEY}

tools/ci-run.bash

@@ -3,6 +3,5 @@
 set -euo pipefail
 
 echo "${DOCKER_PASSWORD}" | docker login --username "${DOCKER_USERNAME}" --password-stdin
-yarn install
 
 make publish