add restic

- fix packages that were broken
- change the way configuration is done
  - define default facts for packages with os_family level vars
  - refine the default facts into an os_family specfic config

tasks/helpers/go_install.yml

@@ -5,9 +5,25 @@
     files: "{{ pkg.files | default([]) }}"
   ansible.builtin.include_tasks: helpers/clean_install.yml
 
+- name: Install go package using system go
+  become: "{{ install_become }}"
+  become_user: "{{ install_become_user }}"
+  when:
+    - go_imethod == 'system'
+  environment:
+    GOBIN: "{{ path_bin }}"
+  ansible.builtin.command:
+    creates: "{{ pkg.bin }}"
+    argv:
+      - go
+      - install
+      - "{{ pkg.url }}"
+
 - name: Install go package "{{ pkg.url }}"
   become: "{{ install_become }}"
   become_user: "{{ install_become_user }}"
+  when:
+    - go_imethod != 'system'
   environment:
     GOBIN: "{{ path_bin }}"
     GOROOT: "{{ path_go }}"