Add QEMU, buildx and Docker

Dockerfile

@@ -8,7 +8,7 @@ USER root
 RUN (echo 'DPkg::Post-Invoke {"/bin/rm -f /var/cache/apt/archives/*.deb || true";};' | tee /etc/apt/apt.conf.d/clean) &&\
     apt-get update &&\
     apt-get upgrade -y &&\
-    apt-get install -y curl wget make git unzip gnupg software-properties-common jq &&\
+    apt-get install -y curl wget make git unzip gnupg software-properties-common jq ca-certificates &&\
     ## TerraForm
     (wget -O- https://apt.releases.hashicorp.com/gpg | gpg --dearmor |  tee /usr/share/keyrings/hashicorp-archive-keyring.gpg > /dev/null) &&\
     gpg --no-default-keyring --keyring /usr/share/keyrings/hashicorp-archive-keyring.gpg --fingerprint &&\
@@ -24,7 +24,13 @@ RUN (echo 'DPkg::Post-Invoke {"/bin/rm -f /var/cache/apt/archives/*.deb || true"
     chmod 700 get_helm.sh &&\
     ./get_helm.sh &&\
     rm ./get_helm.sh &&\
-
+    ## Docker + QEMU + buildx
+    install -m 0755 -d /etc/apt/keyrings &&\
+    curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc &&\
+    chmod a+r /etc/apt/keyrings/docker.asc &&\
+    (echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null) &&\
+    apt-get update &&\
+    apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin qemu-user-static &&\
     ## See https://github.com/actions/checkout/issues/956
     groupmod -g 1000 runner && usermod -u 1000 runner
 

README.md

@@ -13,5 +13,6 @@ Also includes the following tools:
 * TerraForm
 * AWS CLI (v2)
 * Helm
+* Docker + QEMU + BuildX
 
 Unlocks node v20 that is already available in the image

test/test_docker.py

@@ -0,0 +1,5 @@
+import pytest
+
+def test_terraform(host):
+    assert 'Hello from Docker!' in host.run('docker run hello-world').stdout
+    assert 'This message shows that your installation appears to be working correctly.' in host.run('docker run hello-world').stdout