Add deploy_linux_vm role with LVM and SSH hardening

Features:
- Multi-distribution support (Debian, Ubuntu, RHEL, AlmaLinux, Rocky, SUSE)
- LVM configuration with meaningful volume groups and logical volumes
- 8 LVs: lv_opt, lv_tmp, lv_home, lv_var, lv_var_log, lv_var_tmp, lv_var_audit, lv_swap
- Security mount options on sensitive directories

SSH Hardening:
- GSSAPI authentication disabled
- GSSAPI cleanup credentials disabled
- Root login disabled via SSH
- Password authentication disabled
- Key-based authentication only
- MaxAuthTries: 3, ClientAliveInterval: 300s

Security Features:
- SELinux enforcing (RHEL family)
- AppArmor enabled (Debian family)
- Firewall configuration (UFW/firewalld)
- Automatic security updates
- Audit daemon (auditd) enabled
- Time synchronization (chrony)
- Essential security packages (aide, auditd)

Role Structure:
- Modular task organization (validate, install, download, storage, deploy, lvm)
- Tag-based execution for selective deployment
- OS-family specific cloud-init templates
- Comprehensive variable defaults (100+ configurable options)
- Post-deployment validation tasks

roles/deploy_linux_vm/tasks/storage.yml

@@ -0,0 +1,64 @@
+---
+# =============================================================================
+# Storage Tasks - Create VM Disk Images
+# =============================================================================
+
+- name: Create primary VM disk from cloud image
+  command: >
+    qemu-img create -f qcow2 -F qcow2
+    -b {{ deploy_linux_vm_image_cache_path }}
+    {{ deploy_linux_vm_disk_path }}
+    {{ deploy_linux_vm_disk_size_gb }}G
+  args:
+    creates: "{{ deploy_linux_vm_disk_path }}"
+  tags: [storage]
+
+- name: Set proper permissions on VM disk (Debian/Ubuntu)
+  file:
+    path: "{{ deploy_linux_vm_disk_path }}"
+    owner: libvirt-qemu
+    group: kvm
+    mode: '0600'
+  when: ansible_os_family == "Debian"
+  tags: [storage]
+
+- name: Set proper permissions on VM disk (RHEL)
+  file:
+    path: "{{ deploy_linux_vm_disk_path }}"
+    owner: qemu
+    group: qemu
+    mode: '0600'
+  when: ansible_os_family == "RedHat"
+  tags: [storage]
+
+- name: Create LVM data disk for VM
+  command: >
+    qemu-img create -f qcow2
+    {{ deploy_linux_vm_images_dir }}/{{ deploy_linux_vm_name }}-lvm.qcow2
+    30G
+  args:
+    creates: "{{ deploy_linux_vm_images_dir }}/{{ deploy_linux_vm_name }}-lvm.qcow2"
+  when: deploy_linux_vm_use_lvm | bool
+  tags: [storage, lvm]
+
+- name: Set proper permissions on LVM disk (Debian/Ubuntu)
+  file:
+    path: "{{ deploy_linux_vm_images_dir }}/{{ deploy_linux_vm_name }}-lvm.qcow2"
+    owner: libvirt-qemu
+    group: kvm
+    mode: '0600'
+  when:
+    - deploy_linux_vm_use_lvm | bool
+    - ansible_os_family == "Debian"
+  tags: [storage, lvm]
+
+- name: Set proper permissions on LVM disk (RHEL)
+  file:
+    path: "{{ deploy_linux_vm_images_dir }}/{{ deploy_linux_vm_name }}-lvm.qcow2"
+    owner: qemu
+    group: qemu
+    mode: '0600'
+  when:
+    - deploy_linux_vm_use_lvm | bool
+    - ansible_os_family == "RedHat"
+  tags: [storage, lvm]