Optimized tests für run once

roles/svc-db-postgres/meta/main.yml

@@ -1,4 +1,3 @@
----
 galaxy_info:
   author: "Kevin Veen-Birkenbach"
   description: >-
@@ -12,17 +11,15 @@ galaxy_info:
     https://www.veen.world
   min_ansible_version: "2.9"
   platforms:
-    - name: Docker
-      versions:
-        - "latest"
+  - name: Docker
+    versions:
+    - "latest"
   galaxy_tags:
-    - postgresql
-    - docker
-    - database
-    - administration
-    - central-database
+  - postgresql
+  - docker
+  - database
+  - administration
+  - central-database
   repository: "https://github.com/kevinveenbirkenbach/infinito-nexus"
   issue_tracker_url: "https://github.com/kevinveenbirkenbach/infinito-nexus/issues"
   documentation: "https://docs.infinito.nexus"
-dependencies:
-  - docker-core # Loading it here to avoid extra flush for network init

roles/svc-db-postgres/tasks/01_core.yml

@@ -1,12 +1,20 @@
+- name: Load former meta dependencies once
+  block:
+  - name: Include moved dependency 'docker-core'
+    include_role:
+      name: docker-core
+  - set_fact:
+      run_once_svc_db_postgres: true
+  when: run_once_svc_db_postgres is not defined
 - name: Create Docker network for PostgreSQL
   community.docker.docker_network:
     name: "{{ postgres_network_name }}"
     state: present
     ipam_config:
-      - subnet: "{{ postgres_subnet }}"
+    - subnet: "{{ postgres_subnet }}"
 
 - name: "include docker-compose role"
-  include_role: 
+  include_role:
     name: docker-compose
 
 - name: Wait for Postgres inside the container
@@ -17,6 +25,6 @@
   delay: 5
 
 - name: install python-psycopg2
-  community.general.pacman: 
+  community.general.pacman:
     name: python-psycopg2
     state: present