commit 695fe3a1bfeefcf8477cf71909c1dc0c2965a252
Author: Knut Ahlers <knut@ahlers.me>
Date:   Thu Aug 20 13:10:55 2020 +0200

    Initial version
    
    Signed-off-by: Knut Ahlers <knut@ahlers.me>

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..bc7b469
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,12 @@
+FROM luzifer/archlinux
+
+LABEL maintainer Knut Ahlers <knut@ahlers.me>
+
+COPY build.sh /usr/local/bin/
+
+RUN set -ex \
+ && /usr/local/bin/build.sh
+
+ENTRYPOINT ["/usr/local/bin/inner-runner"]
+CMD ["--"]
+
diff --git a/build.sh b/build.sh
new file mode 100755
index 0000000..4b97b8b
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+set -euxo pipefail
+
+# Packages required to build the image
+pkg_build=(
+	jq
+)
+
+# Packages kept for the final image
+pkg_img=(
+	ca-certificates
+	curl
+	docker
+	git
+	make
+)
+
+# Install required packages
+pacman -Syyu --noconfirm
+pacman -S --noconfirm "${pkg_build[@]}" "${pkg_img[@]}"
+
+function get_asset_url() {
+	curl -sSfL "https://api.github.com/repos/${1}/releases/latest" |
+		jq -r '.assets | .[] | .browser_download_url' |
+		grep -E 'linux.*amd64.tar.gz'
+}
+
+# Download latest release of inner-runner
+curl -sSfL "$(get_asset_url repo-runner/repo-runner | grep inner-runner)" | tar -xzf - -C /usr/local/bin
+mv /usr/local/bin/inner-runner* /usr/local/bin/inner-runner
+
+# Purge build-packages
+pacman -Rs --noconfirm "${pkg_build[@]}"