Implement standard debugging technique

plays/commonlib/vars.yml

@@ -58,3 +58,11 @@
         mariadb_user: "mariadb",
         hostname: "{{ lookup('file', '/home/dokku/HOSTNAME') }}",
       }
+
+- name: Debug variable dictionaries
+  debug:
+    msg: "{{ item }}"
+  with_items:
+    - "{{ config }}"
+    - "{{ dokku }}"
+  when: debug is defined and debug == true

plays/postdeploy/lib/http.yml

@@ -1,8 +1,4 @@
 ---
-- name: DEBUG
-  debug:
-    msg: "{{ config }}"
-
 - name: Set HTTP 80 port proxy
   dokku_ports:
     app: "{{ dokku.app }}"