refactor(vars): add system/hypervisor dict inputs

roles/bootstrap/tasks/alpine.yml

@@ -0,0 +1,33 @@
+---
+- name: Bootstrap Alpine Linux
+  vars:
+    bootstrap_alpine_packages: >-
+      {{
+        lookup('vars', 'bootstrap_alpine') | reject('equalto', '') | join(' ')
+      }}
+  block:
+    - name: Ensure chroot has resolv.conf
+      ansible.builtin.file:
+        src: /run/NetworkManager/resolv.conf
+        dest: /mnt/etc/resolv.conf
+        state: link
+        force: true
+
+    - name: Install Alpine Linux packages
+      ansible.builtin.command: >
+        apk --root /mnt --no-cache add alpine-base
+      register: bootstrap_alpine_bootstrap_result
+      changed_when: bootstrap_alpine_bootstrap_result.rc == 0
+
+    - name: Install extra packages
+      when: bootstrap_alpine_packages | length > 0
+      ansible.builtin.command: >
+        apk --root /mnt add {{ bootstrap_alpine_packages }}
+      register: bootstrap_alpine_extra_result
+      changed_when: bootstrap_alpine_extra_result.rc == 0
+
+    - name: Install bootloader
+      ansible.builtin.command: >
+        apk --root /mnt add grub grub-efi efibootmgr
+      register: bootstrap_alpine_bootloader_result
+      changed_when: bootstrap_alpine_bootloader_result.rc == 0