---
- name: Generate DVWA Network
  community.docker.docker_network:
    name: dvwa-net

- name: Pull DVWA Network Information
  community.docker.docker_network_info:
    name: dvwa-net
  register: docker_network_stdout

- set_fact:
    docker_network_base: '{{ docker_network_stdout.network.IPAM.Config[0].Subnet | regex_replace("^(.*)\.[0-9]{1,3}/[0-9]{2}$", "\1") }}'
    docker_network_prefix: '{{ docker_network_stdout.network.IPAM.Config[0].Subnet | regex_replace("^.*\.[0-9]{1,3}/([0-9]{2})$", "\1") }}'
...