Add daily/weekly systemd timer setup

roles/arch/tasks/timer.yml

@@ -0,0 +1,47 @@
+- name: copy timer files
+  become: yes
+  template:
+    src: "{{ item.src }}"
+    dest: "{{ item.dest }}"
+    owner: root
+    mode: "0644"
+  loop:
+    - {
+        src: "timer/daily_timer.j2",
+        dest: "/etc/systemd/system/daily.timer",
+      }
+    - {
+        src: "timer/weekly_timer.j2",
+        dest: "/etc/systemd/system/weekly.timer",
+      }
+  notify:
+    - enable daily timer
+    - enable weekly timer
+
+- name: copy target files
+  become: yes
+  template:
+    src: "{{ item.src }}"
+    dest: "{{ item.dest }}"
+    owner: root
+    mode: "0644"
+  loop:
+    - {
+        src: "timer/daily_target.j2",
+        dest: "/etc/systemd/system/daily.target",
+      }
+    - {
+        src: "timer/weekly_target.j2",
+        dest: "/etc/systemd/system/weekly.target",
+      }
+
+- name: create target directories
+  become: yes
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: root
+    mode: "0755"
+  loop:
+    - "/etc/systemd/system/daily.target.wants"
+    - "/etc/systemd/system/weekly.target.wants"