Add an on-device dashboard, project Gammarus

...and update everything. In just one commit because I'm super-green and
everything has been merged already anyway.

Change-Id: I7dbe85e66855d2758183db36094a0b7f8b1e351e
diff --git a/ci/build.sh b/ci/build.sh
index 16c4f71..7b20606 100755
--- a/ci/build.sh
+++ b/ci/build.sh
@@ -24,7 +24,7 @@
 echo BR2_PRIMARY_SITE=\"https://object-store.cloud.muni.cz/swift/v1/ci-artifacts-public/mirror/buildroot\" >> .config
 make source -j${CI_PARALLEL_JOBS} --output-sync=target
 
-make -j${CI_PARALLEL_JOBS} --output-sync=target
+make -j${CI_PARALLEL_JOBS} --output-sync=target rootfs-czechlight-rauc
 mv images/update.raucb ~/zuul-output/artifacts/
 
 if [[ "${ZUUL_JOB_NAME}" =~ clearfog ]]; then