Add debian_docker role

roles/debian_docker/files/daemon.json

@@ -0,0 +1,3 @@
+{
+	"log-driver": "journald"
+}

roles/debian_docker/handlers/main.yml

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+---
+- name: Restart docker
+  ansible.builtin.service:
+    name: docker
+    state: restarted

roles/debian_docker/tasks/main.yml

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+---
+- name: Install Docker's GPG key in apt's keyring
+  ansible.builtin.apt_key:
+    url: https://download.docker.com/linux/debian/gpg
+    state: present
+  tags: docker install
+
+- name: Setup Docker's apt repository
+  ansible.builtin.apt_repository:
+    repo: deb https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable
+    state: present
+    filename: docker
+  tags: docker install
+
+- name: Install Docker
+  ansible.builtin.package:
+    name:
+      - docker-ce
+      - docker-ce-cli
+      - containerd.io
+      - docker-compose-plugin
+    state: present
+  tags: docker install
+  notify:
+    - Restart docker
+
+- name: Configure Docker daemon
+  ansible.builtin.file:
+    src: daemon.json
+    dest: /etc/docker/daemon.json
+    owner: root
+    group: root
+    mode: '0644'