refactor(configuration): add platform_config dict and replace is_rhel/is_debian with os_family lookups

roles/configuration/tasks/bootloader.yml

@@ -6,11 +6,10 @@
         "redhat" if os == "rhel"
         else ("ubuntu" if os in ["ubuntu", "ubuntu-lts"] else os)
       }}
-    _efi_loader: >-
-      {{ "shimx64.efi" if is_rhel | bool else "grubx64.efi" }}
+    _efi_loader: "{{ _configuration_platform.efi_loader }}"
   block:
     - name: Install GRUB EFI binary
-      when: not (is_rhel | bool)
+      when: _configuration_platform.grub_install
       ansible.builtin.command: >-
         {{ chroot_command }} /usr/sbin/grub-install --target=x86_64-efi
         --efi-directory={{ partitioning_efi_mountpoint }}
@@ -44,20 +43,8 @@
         backrefs: true
 
     - name: Regenerate initramfs
-      when: os not in ["alpine", "void"]
-      vars:
-        configuration_initramfs_cmd: >-
-          {{
-            '/usr/sbin/mkinitcpio -P'
-            if os == "archlinux"
-            else (
-              '/usr/bin/env PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin '
-              + '/usr/sbin/update-initramfs -u -k all'
-              if is_debian | bool
-              else '/usr/bin/dracut --regenerate-all --force'
-            )
-          }}
-      ansible.builtin.command: "{{ chroot_command }} {{ configuration_initramfs_cmd }}"
+      when: _configuration_platform.initramfs_cmd | length > 0
+      ansible.builtin.command: "{{ chroot_command }} {{ _configuration_platform.initramfs_cmd }}"
       register: configuration_initramfs_result
       changed_when: configuration_initramfs_result.rc == 0
 
@@ -65,10 +52,10 @@
       vars:
         configuration_grub_cfg_cmd: >-
           {{
-            '/usr/sbin/grub2-mkconfig -o '
+            '/usr/sbin/' + _configuration_platform.grub_mkconfig_prefix + ' -o '
             + partitioning_efi_mountpoint
             + '/EFI/' + _efi_vendor + '/grub.cfg'
-            if is_rhel | bool
+            if os_family == 'RedHat'
             else '/usr/sbin/grub-mkconfig -o /boot/grub/grub.cfg'
           }}
       ansible.builtin.command: "{{ chroot_command }} {{ configuration_grub_cfg_cmd }}"