add local arch mirror to bootstrap

tasks/main.yml

@@ -14,6 +14,15 @@
   when:  debian.stdout
 
 
+- name: add local repo to mirrorlist
+  become: yes
+  lineinfile: 
+    path: /etc/pacman.d/mirrorlist
+    line: "Server= {{system_arch_local_mirror}}/$repo/os/$arch"
+    state: present
+    insertbefore: BOF
+  when: system_arch_local_mirror is defined and not debian.stdout
+
 - name: upgrade system for arch
   pacman:
       state: latest # not required. choices: absent;latest;present. Desired state of the package.