feat: k0s remove isolated controllers support and ansible prepare playbook (#1205)

Signed-off-by: Devin Buhl <devin@buhl.casa>

bootstrap/templates/kubernetes/k0s/resources/hooks/apply-system.sh.j2

@@ -0,0 +1,60 @@
+#% if bootstrap_distribution == 'k0s' %#
+#!/usr/bin/env bash
+
+[ $(id -u) -eq 0 ] || exec sudo $0 $@
+
+# Prepare
+sudo apt-get update -y
+
+# Timezone
+timedatectl set-timezone "#{ bootstrap_timezone }#"
+
+# Install Packages
+apt-get install -y --no-install-recommends \
+    apt-transport-https ca-certificates conntrack curl dirmngr gdisk gnupg hdparm htop \
+    iptables iputils-ping ipvsadm libseccomp2 lm-sensors neofetch net-tools nfs-common \
+    nvme-cli open-iscsi parted psmisc python3 python3-apt python3-kubernetes python3-yaml \
+    smartmontools socat software-properties-common unzip util-linux
+
+# Update DNS
+chattr -i /etc/resolv.conf
+rm -f /etc/resolv.conf
+cat <<EOF > /etc/resolv.conf
+search .
+nameserver #{ bootstrap_dns_server | default('1.1.1.1', true) }#
+EOF
+chattr +i /etc/resolv.conf
+
+# Kernel Modules
+for module in br_netfilter ceph ip_vs ip_vs_rr nbd overlay rbd; do
+    if ! test -f /etc/modules-load.d/$module.conf; then
+        echo $module > /etc/modules-load.d/$module.conf
+    fi
+done
+systemctl restart systemd-modules-load.service
+
+# Sysctls
+cat <<EOF > /etc/sysctl.d/99-kubernetes.conf
+fs.inotify.max_queued_events: 65536
+fs.inotify.max_user_watches: 524288
+fs.inotify.max_user_instances: 8192
+EOF
+sysctl -p /etc/sysctl.d/99-kubernetes.conf
+
+# Disable swap
+swapoff -a
+
+# Disable AppArmor
+if systemctl is-enabled apparmor.service; then
+    systemctl mask apparmor.service
+fi
+
+# Neofetch
+cat <<EOF > /etc/profile.d/neofetch.sh
+neofetch --config none
+EOF
+chmod 755 /etc/profile.d/neofetch.sh
+
+# Ensure k0s containerd directory exists
+mkdir -p /etc/k0s/containerd.d
+#% endif %#