Use proper with_items and include syntax

plays/lib/database.yml

@@ -1,11 +1,11 @@
 ---
-- name: Setup database facts
-  set_fact:
-    mount_map:
-      mariadb: /var/lib/mysql
-
 - name: Run database setup tasks
   block:
+    - name: Set database facts
+      set_fact:
+        mount_map:
+          mariadb: /var/lib/mysql
+
     - name: "Create {{ item.type }} database"
       no_log: true
       shell: "

plays/lib/vars.yml

@@ -1,5 +1,5 @@
 ---
-- name: Load unencrypted deployment variables
+- name: Load unencrypted variables
   no_log: true
   include_vars:
     ignore_unknown_extensions: true
@@ -16,7 +16,7 @@
     path: "{{ app_config_root }}/vault"
   register: vault_dir
 
-- name: Load all deployment variables
+- name: Load encrypted variables
   no_log: true
   when: vault_dir.stat.exists
   include_vars:

plays/pre_deploy.yml

@@ -23,7 +23,7 @@
     # that
     - name: Include database tasks
       no_log: true
-      include: ./lib/database.yml
+      include: ./lib/database.yml datastore={{ item }}
       with_items: "{{ db }}"
       when: db is defined