Initialise repository structure and placeholder files. Generic functionality works i guess, need to come up with a better solution for compose templates

scripts/check.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env sh
+set -eu
+
+ansible-playbook --syntax-check playbooks/site.yml
+
+if command -v ansible-lint >/dev/null 2>&1; then
+  ansible-lint
+fi
+