not working

README.md

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 # win_ansible_role_wallpaper
 
 Ansible role to set walpaper on windows
+
+!!! NOT WORKING

defaults/main.yml

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+---
+wallpaper_path: false
+wallpaper_user_name: "{{ voc_user }}"
+wallpaper_user_pwd: "{{ win_obs_init__autologon_password }}"

handlers/main.yml

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+---
+- name: Set Wallpaper
+  ansible.windows.win_shell: 'C:\Users\{{ wallpaper_user_name }}\.ansible/set_wallpaper.ps1'
+  become: true
+  become_method: runas
+  become_user: "{{ wallpaper_user_name }}"
+  vars:
+    ansible_become_pass: '{{ wallpaper_user_pwd }}'

tasks/main.yml

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+---
+- name: Fail if wallpaper_path is unset
+  ansible.builtin.fail:
+    msg: please define wallpaper_path
+  when: wallpaper_path == false
+
+- name: Create .ansible folder
+  ansible.windows.win_powershell:
+    script: |
+      Set-ItemProperty -path 'HKCU:\Control Panel\Desktop\' -name Wallpaper -value "{{ wallpaper_path }}"
+      Set-ItemProperty -path 'HKCU:\Control Panel\Desktop\' -name TileWallpaper -value "0"
+      Set-ItemProperty -path 'HKCU:\Control Panel\Desktop\' -name WallpaperStyle -value "10" -Force
+  changed_when: false
+  become: true
+  become_method: runas
+  become_user: "{{ wallpaper_user_name }}"
+  vars:
+    ansible_become_pass: '{{ wallpaper_user_pwd }}'

templates/set_wallpaper.ps1.j2

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+{{ ansible_managed | comment }}
+
+$setwallpapersrc = @"
+using System.Runtime.InteropServices;
+
+public class Wallpaper
+{
+  public const int SetDesktopWallpaper = 20;
+  public const int UpdateIniFile = 0x01;
+  public const int SendWinIniChange = 0x02;
+  [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
+  private static extern int SystemParametersInfo(int uAction, int uParam, string lpvParam, int fuWinIni);
+  public static void SetWallpaper(string path)
+  {
+    SystemParametersInfo(SetDesktopWallpaper, 0, path, UpdateIniFile | SendWinIniChange);
+  }
+}
+"@
+Add-Type -TypeDefinition $setwallpapersrc
+
+[Wallpaper]::SetWallpaper({{ wallpaper_path }})