- name: Deploy a basic Nginx container
  hosts: webservers
  become: true
  tasks:
    - name: Ensure Docker is installed
      apt:
        name: docker.io
        state: present
        update_cache: yes   
    - name: Ensure pip is installed
      apt:
        name: pip
        state: present
        update_cache: yes
    - name: Ensure Python Docker module is installed
      apt:
        name: python3-docker
        state: present

    - name: Ensure web root exists
      file:
        path: /opt/web
        state: directory

    - name: Copy index.html to web root
      copy:
        src: ../files/index.html
        dest: /opt/web/index.html

    - name: Run Nginx container
      docker_container:
        name: simple-nginx
        image: nginx:alpine
        state: started
        restart_policy: always
        ports:
          - "8080:80"
        volumes:
          - "/opt/web:/usr/share/nginx/html:ro"