---
- name: Add Flannel Helm repo
  become: false
  when: inventory_hostname in (groups['primary'] | default([]))
  block:
    - name: Add Flannel chart repo
      kubernetes.core.helm_repository:
        name: flannel
        repo_url: "https://flannel-io.github.io/flannel/"

    - name: Install Flannel
      kubernetes.core.helm:
        name: flannel
        chart_ref: flannel/flannel
        namespace: kube-flannel
        create_namespace: true
        chart_version: "{{ flannel_version }}"
        release_values:
          podCidr: "{{ kubeadm.pod_network_cidr }}"
...