fix(deploy): remove docker install, add pre-check only

deploy.yml

@@ -8,20 +8,19 @@
     - group_vars/secrets.yml
 
   pre_tasks:
-    - name: Installa pacchetti necessari (Debian/Ubuntu)
-      ansible.builtin.apt:
-        name:
-          - docker.io
-          - python3-docker
-        state: present
-        update_cache: yes
-      when: ansible_os_family == 'Debian'
+    - name: Verifica che Docker CLI sia disponibile
+      ansible.builtin.command: docker --version
+      register: docker_check
+      changed_when: false
+      failed_when: docker_check.rc != 0
 
-    - name: Avvia e abilita Docker
-      ansible.builtin.service:
-        name: docker
-        state: started
-        enabled: yes
+    - name: Verifica che il servizio Docker sia in esecuzione
+      ansible.builtin.service_facts:
+
+    - name: Controlla stato Docker
+      ansible.builtin.assert:
+        that: ansible_facts.services['docker.service'].state == 'running'
+        fail_msg: "Docker non e' in esecuzione sul host target"
 
   roles:
     - role: splash