Refactored server roles for better readability

roles/sys-svc-letsencrypt/tasks/01_core.yml

@@ -0,0 +1,14 @@
+  - name: Include dependency 'sys-ctl-mtn-cert-renew'
+    include_role:
+      name: sys-ctl-mtn-cert-renew
+    when: run_once_sys_ctl_mtn_cert_renew is not defined
+
+  - name: create nginx letsencrypt config file
+    template:
+      src: "letsencrypt.conf.j2"
+      dest: "{{NGINX.DIRECTORIES.HTTP.GLOBAL}}letsencrypt.conf"
+    notify: restart openresty
+
+  - name: "Set CAA records for all base domains"
+    include_tasks: 01_set-caa-records.yml
+    when: DNS_PROVIDER == 'cloudflare'