---
- name: Update Regression Test Script
  hosts: airflow_master
  gather_facts: no
  vars:
    # This should be the root directory of your project on the master host.
    # It's set as a variable so you can override it if needed, e.g.,
    # ansible-playbook ... -e "project_dir=/path/to/your/project"
    project_dir: "/srv/airflow_master"

  tasks:
    - name: Copy latest regression.py script to the master host
      copy:
        src: ../airflow/dags/scripts/regression.py
        dest: "{{ project_dir }}/dags/scripts/regression.py"
        owner: "{{ ansible_user }}"
        group: "ytdl" # Assuming the same deploy group as the main playbook
        mode: '0644'
      become: yes
      notify:
        - Announce completion

  handlers:
    - name: Announce completion
      listen: "Announce completion"
      debug:
        msg: "Regression script has been updated on {{ inventory_hostname }}. You can now run it using 'docker exec'."