feat(bootstrap): add desktop environment support with configurable DE, DM, and display target

roles/configuration/tasks/services.yml

@@ -2,6 +2,12 @@
 - name: Enable systemd services
   when: _configuration_platform.init_system == 'systemd'
   vars:
+    _desktop_dm: >-
+      {{
+        system_cfg.features.desktop.display_manager
+        if (system_cfg.features.desktop.display_manager | length > 0)
+        else (configuration_desktop_dm_map[system_cfg.features.desktop.environment] | default(''))
+      }}
     configuration_systemd_services: >-
       {{
         ['NetworkManager']
@@ -9,12 +15,31 @@
         + (['ufw'] if system_cfg.features.firewall.backend == 'ufw' and system_cfg.features.firewall.enabled | bool else [])
         + ([_configuration_platform.ssh_service] if system_cfg.features.ssh.enabled | bool else [])
         + (['logrotate', 'systemd-timesyncd'] if os == 'archlinux' else [])
+        + ([_desktop_dm] if system_cfg.features.desktop.enabled | bool and _desktop_dm | length > 0 else [])
+        + (['bluetooth'] if system_cfg.features.desktop.enabled | bool else [])
       }}
   ansible.builtin.command: "{{ chroot_command }} systemctl enable {{ item }}"
   loop: "{{ configuration_systemd_services }}"
   register: configuration_enable_service_result
   changed_when: configuration_enable_service_result.rc == 0
 
+- name: Activate UFW firewall
+  when:
+    - system_cfg.features.firewall.backend == 'ufw'
+    - system_cfg.features.firewall.enabled | bool
+  ansible.builtin.command: "{{ chroot_command }} ufw --force enable"
+  register: _ufw_enable_result
+  changed_when: _ufw_enable_result.rc == 0
+  failed_when: false
+
+- name: Set default systemd target to graphical
+  when:
+    - _configuration_platform.init_system == 'systemd'
+    - system_cfg.features.desktop.enabled | bool
+  ansible.builtin.command: "{{ chroot_command }} systemctl set-default graphical.target"
+  register: _desktop_target_result
+  changed_when: _desktop_target_result.rc == 0
+
 - name: Enable OpenRC services
   when: _configuration_platform.init_system == 'openrc'
   vars: