Can we build it?

.github/buildomat/build-one.sh

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+#!/bin/bash
+
+set -o errexit
+set -o pipefail
+set -o xtrace
+
+toml=$1
+app_name=$2
+images=$3
+
+if [ ! -f $toml ]; then
+	echo "$toml does not exist"
+	exit 1
+fi
+
+if [ -z ${app_name} ]; then
+	echo "Missing app name"
+	exit 1
+fi
+
+if [ -z $images ]; then
+	echo "Missing images"
+	exit 1
+fi
+
+banner build
+mkdir /work/hubris
+
+# We intentionally omit rust-toolchain above and install rustup/cargo
+# here with no default toolchain since rustup will pickup whatever
+# toolchain (probably nightly!) we have in our repo
+curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | /bin/bash -s - \
+        -y --no-modify-path --default-toolchain none --profile default
+
+cargo xtask dist $toml
+for image in $images; do
+	cp target/${app_name}/dist/$image/build-${app_name}-image-$image.zip \
+		/work/hubris/build-${app_name}-image-$image.zip
+done

.github/buildomat/jobs/gimlet-e.sh

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+#!/bin/bash
+#:
+#: name = "build-and-test gimlet-e"
+#: variety = "basic"
+#: target = "ubuntu-22.04"
+#: output_rules = [
+#:      "=/work/hubris/*.zip",
+#: ]
+
+exec .github/buildomat/build-one.sh app/gimlet/rev-e.toml gimlet-e default 

.github/buildomat/jobs/oxide-rot-1.sh

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+#!/bin/bash
+#:
+#: name = "build-and-test oxide-rot-1"
+#: variety = "basic"
+#: target = "ubuntu-22.04"
+#: output_rules = [
+#:      "=/work/hubris/*.zip",
+#: ]
+
+exec .github/buildomat/build-one.sh app/oxide-rot-1/app.toml oxide-rot-1 "a b"