added docker/dotfiles/fixed stuff

roles/docker/tasks/main.yml

@@ -1,10 +1,55 @@
 ---
-- name: Enable Docker systemd unit
-  service:
-    enabled: yes
-    name: docker
+- name: Update apt package index
+  apt:
+    update_cache: yes
 
-- name: Start Docker systemd unit
-  service:
-    state: started
-    name: docker
+- name: Install required system packages
+  apt:
+    name:
+      - ca-certificates
+      - curl
+      - gnupg
+      - gnupg2
+    state: present
+
+- name: Create /etc/apt/keyrings directory
+  file:
+    path: /etc/apt/keyrings
+    state: directory
+    mode: '0755'
+
+- name: Download Docker's official GPG key
+  get_url:
+    url: https://download.docker.com/linux/debian/gpg
+    dest: /tmp/docker.gpg
+
+- name: Install Docker's official GPG key
+  shell: gpg --dearmor -o /etc/apt/keyrings/docker.gpg /tmp/docker.gpg
+
+- name: Get the architecture
+  command: dpkg --print-architecture
+  register: dpkg_architecture
+  changed_when: False
+
+- name: Set up the stable Docker repository
+  copy:
+    content: |
+      deb [arch={{ dpkg_architecture.stdout }} signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable
+    dest: /etc/apt/sources.list.d/docker.list
+    owner: root
+    group: root
+    mode: '0644'
+
+- name: Update apt package index
+  apt:
+    update_cache: yes
+
+- name: Install Docker CE and associated components
+  apt:
+    name:
+      - docker-ce
+      - docker-ce-cli
+      - containerd.io
+      - docker-buildx-plugin
+      - docker-compose-plugin
+    state: present