get docker going

.drone.yml

@@ -8,8 +8,12 @@ steps:
       REMOTE_USER: molecule
       HCLOUD_TOKEN:
         from_secret: HCLOUD_TOKEN
+    volumes:
+      name: docker_sock
+      path: /var/run/docker.sock
     commands:
-      - apt update && apt install -y pwgen
+      - apt update && apt install -y pwgen curl
+      - curl -fsSL https://get.docker.com | bash
       - mkdir -p /root/.ansible/roles && ln -sr . /root/.ansible/roles/autonomic.new-hetzner
       - export INSTANCE_UUID=$(pwgen 8 1)
       - pip install -r requirements.txt