added install docker tasks

roles/docker/tasks/main.yml

@@ -0,0 +1,55 @@
+---
+- name: Set amd64 arch
+  ansible.builtin.set_fact:
+    repo_arch: amd64
+  when: ansible_architecture == "x86_64"
+
+- name: Set arm64 arch
+  ansible.builtin.set_fact:
+    repo_arch: "{{ ansible_architecture }}"
+  when: (ansible_architecture == "arm64") or (ansible_architecture == "aarch64")
+
+- name: Install required system packages
+  ansible.builtin.package:
+    state: present
+    name: "{{ docker_deps }}"
+
+- name: Add Docker GPG apt Key
+  ansible.builtin.get_url:
+    url: "https://download.docker.com/linux/{{ ansible_facts['distribution'] | lower }}/gpg"
+    dest: /etc/apt/trusted.gpg.d/docker.asc
+    mode: '0644'
+
+- name: Add Docker Repository
+  ansible.builtin.apt_repository:
+    repo: "deb [arch={{ repo_arch }} signed-by=/etc/apt/trusted.gpg.d/docker.asc] https://download.docker.com/linux/{{ ansible_facts['distribution'] | lower }} {{ ansible_lsb['codename'] }} stable"
+    state: present
+
+- name: Update apt and install docker
+  ansible.builtin.apt:
+    update_cache: true
+    name: "{{ docker_packages }}"
+    state: present
+
+- name: Ensure group docker exists
+  ansible.builtin.group:
+    name: docker
+    state: present
+
+- name: Add user to group docker | "{{ user['name'] }}"
+  ansible.builtin.user:
+    name: "{{ user['name'] }}"
+    groups:
+      - docker
+    append: true
+
+- name: Install Docker Module for Python
+  ansible.builtin.pip:
+    name: docker
+
+- name: Make sure Docker is running and enabled
+  ansible.builtin.systemd:
+    name: docker
+    daemon_reload: true
+    state: started
+    enabled: true