More files

playbooks/add_k3s_requirements.yml

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+---
+- name: Ensure required parameters are in /boot/firmware/cmdline.txt
+  hosts: all
+  become: yes
+  tasks:
+    - name: Append kernel parameters to cmdline.txt if not present
+      lineinfile:
+        path: /boot/firmware/cmdline.txt
+        line: "cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory"
+        insertafter: EOF
+        state: present
+        create: yes
+        backup: yes  # This creates a backup of the file before making changes
+      notify:
+        - Reboot system
+
+  handlers:
+    - name: Reboot system
+      reboot:
+        msg: "Rebooting system to apply new kernel parameters"
+        reboot_timeout: 600
+        test_command: uptime