found a better way to install repo and packages using core roles

defaults/main.yml

@@ -2,7 +2,6 @@
 # defaults file for install_docker
 install_docker_edition: ce # can be ce or ee (community or enterprise)
 install_docker_compose: false
-install_docker_version: latest
 install_docker_compose_version: latest
 install_docker_start_service: true
 install_docker_python_packages: true

meta/main.yml

@@ -1,53 +1,26 @@
+---
+# meta file for install_docker
 galaxy_info:
-  author: your name
-  namespace: ednxzu
-  description: your role description
-  company: your company (optional)
+  namespace: 'ednxzu'
+  role_name: 'install_docker'
+  author: 'Bertrand Lanson'
+  description: 'Install and configure docker for debian-based distros.'
+  license: 'license (BSD, MIT)'
+  min_ansible_version: '2.10'
+  platforms:
+    - name: Ubuntu
+      versions:
+        - focal
+        - jammy
+    - name: Debian
+      versions:
+        - bullseye
+  galaxy_tags:
+    - 'ubuntu'
+    - 'debian'
+    - 'docker'
+    - 'container'
+    - 'compose'
+    - 'containerd'
 
-  # If the issue tracker for your role is not on github, uncomment the
-  # next line and provide a value
-  # issue_tracker_url: http://example.com/issue/tracker
-
-  # Choose a valid license ID from https://spdx.org - some suggested licenses:
-  # - BSD-3-Clause (default)
-  # - MIT
-  # - GPL-2.0-or-later
-  # - GPL-3.0-only
-  # - Apache-2.0
-  # - CC-BY-4.0
-  license: license (GPL-2.0-or-later, MIT, etc)
-
-  min_ansible_version: 2.1
-
-  # If this a Container Enabled role, provide the minimum Ansible Container version.
-  # min_ansible_container_version:
-
-  #
-  # Provide a list of supported platforms, and for each platform a list of versions.
-  # If you don't wish to enumerate all versions for a particular platform, use 'all'.
-  # To view available platforms and versions (or releases), visit:
-  # https://galaxy.ansible.com/api/v1/platforms/
-  #
-  # platforms:
-  # - name: Fedora
-  #   versions:
-  #   - all
-  #   - 25
-  # - name: SomePlatform
-  #   versions:
-  #   - all
-  #   - 1.0
-  #   - 7
-  #   - 99.99
-
-  galaxy_tags: []
-    # List tags for your role here, one per line. A tag is a keyword that describes
-    # and categorizes the role. Users find roles by searching for tags. Be sure to
-    # remove the '[]' above, if you add tags to this list.
-    #
-    # NOTE: A tag is limited to a single word comprised of alphanumeric characters.
-    #       Maximum 20 tags per role.
-
-dependencies: []
-  # List your role dependencies here, one per line. Be sure to remove the '[]' above,
-  # if you add dependencies to this list.
+dependencies: []

meta/requirements.yml

@@ -0,0 +1,5 @@
+---
+# meta file for install_docker
+roles:
+  - name: ednxzu.manage_repositories
+  - name: ednxzu.manage_apt_packages

molecule/default/requirements.yml

@@ -0,0 +1,3 @@
+roles:
+  - name: ednxzu.manage_repositories
+  - name: ednxzu.manage_apt_packages

tasks/install.yml

@@ -0,0 +1,7 @@
+---
+# task/install file for install_docker
+- name: "Install docker packages"
+  ansible.builtin.include_role:
+    name: ednxzu.manage_apt_packages
+  vars:
+    manage_apt_packages_list: "{{ install_docker_packages }}"

tasks/main.yml

@@ -1,2 +1,10 @@
 ---
 # task/main file for install_docker
+- name: "Import prerequisites.yml"
+  ansible.builtin.include_tasks: prerequisites.yml
+
+- name: "Import install.yml"
+  ansible.builtin.include_tasks: install.yml
+
+- name: "Import configure.yml"
+  ansible.builtin.include_tasks: configure.yml

tasks/prerequisites.yml

@@ -0,0 +1,9 @@
+---
+# task/prerequisites file for install_docker
+- name: "Configure docker repository"
+  ansible.builtin.include_role:
+    name: ednxzu.manage_repositories
+  vars:
+    manage_repositories_enable_default_repo: false
+    manage_repositories_enable_custom_repo: true
+    manage_repositories_custom_repo: "{{ install_docker_repository }}"

vars/install.yml

@@ -1,2 +0,0 @@
----
-# task/install file for install_docker

vars/main.yml

@@ -1,2 +1,29 @@
 ---
 # vars file for install_docker
+install_docker_packages:
+  - name: "docker-{{ install_docker_edition }}"
+    version: latest
+    state: present
+  - name: "docker-{{ install_docker_edition }}-cli"
+    version: latest
+    state: present
+  - name: "docker-{{ install_docker_edition }}-rootless-extras"
+    version: latest
+    state: present
+  - name: "containerd.io"
+    version: latest
+    state: present
+
+install_docker_compose_packages:
+  - name:
+    version:
+    state: "{{ 'present' if install_docker_compose else 'absent' }}"
+
+install_docker_repository:
+  - uri: "https://download.docker.com/linux/{{ ansible_distribution|lower }}"
+    gpg_key: "https://download.docker.com/linux/{{ ansible_distribution|lower }}/gpg"
+    comments: "ubuntu docker repository"
+    type: "deb"
+    suites: "{{ ansible_distribution_release }}"
+    components: "stable"
+    filename: "docker"

vars/prerequisites.yml

@@ -1,2 +0,0 @@
----
-# task/prerequisites file for install_docker