---
- name: Crea cartella app
  ansible.builtin.file:
    path: /opt/application-consumption-demo-algorithm
    state: directory
    mode: '0755'

- name: Render env file applicativo
  ansible.builtin.template:
    src: app.env.j2
    dest: /opt/application-consumption-demo-algorithm/app.env
    mode: '0600'

- name: Ferma eventuale container precedente
  community.docker.docker_container:
    name: "{{ container_name }}"
    state: absent

- name: Scarica immagine ML app (platform-aware)
  block:
    - name: Pull immagine Docker da registry
      ansible.builtin.command: >-
        docker pull{% if image_platform | default('') | length > 0 %} --platform {{ image_platform }}{% endif %} {{ container_image_ref }}
      register: image_pull
      changed_when: image_pull.rc == 0

  rescue:
    - name: Errore pull immagine con suggerimenti
      ansible.builtin.fail:
        msg: >-
          Pull fallito per {{ container_image_ref }} su platform {{ image_platform | default('default') }}.
          Verifica che il registry pubblichi un manifest compatibile con l'architettura host
          (esempio linux/amd64) oppure ricostruisci l'immagine come multi-arch.

- name: Avvia container ML app
  community.docker.docker_container:
    name: "{{ container_name }}"
    image: "{{ container_image_ref }}"
    state: started
    restart_policy: unless-stopped
    ports:
      - "{{ app_port }}:5000"
    env_file: /opt/application-consumption-demo-algorithm/app.env