gerboweb: Modularize deployment playbooks a bit

setup_containers.yml

@@ -0,0 +1,25 @@
+---
+- name: Install host requisites
+  dnf:
+      name: btrfs-progs,arch-install-scripts,systemd-container,libselinux-python
+      state: latest
+
+- name: Create container dir
+  file:
+    path: /var/cache/containers
+    owner: root
+    group: root
+    mode: 0775
+    state: directory
+
+- name: Create individual containers
+  include_tasks: bootstrap_arch_container.yml
+  with_items: "{{ containers }}"
+  loop_control:
+    loop_var: container
+
+- name: Cleanup bootstrap image
+  file:
+      path: /tmp/arch-bootstrap.tar.xz
+      state: absent
+