feat(cert-checker): add Kubernetes resources for certificate checking functionality

- Implemented a new module for cert-checker with Kubernetes resources including ServiceAccount, Role, RoleBinding, ConfigMap, and CronJob.
- Added Python script to check certificate expiry and restart deployments if necessary.
- Configured environment variables for deployment name, namespace, and service details.
- Included requirements for the Python environment.

feat(devolo-exporter): introduce Devolo exporter for Prometheus metrics

- Created a new module for Devolo exporter with Kubernetes resources including ServiceAccount, ConfigMap, Deployment, and Service.
- Developed Python scripts to scrape metrics from Devolo devices and expose them to Prometheus.
- Configured environment variables for Devolo device IP, model, and ports.
- Added requirements for the Python environment.

ansible/tasks/windows_containers.yml

@@ -0,0 +1,85 @@
+# Variables you can override:
+# enable_hyperv: true|false (default false)
+# install_docker: true|false (default true)
+
+- name: Ensure Windows Containers feature is installed
+  ansible.windows.win_feature:
+    name: Containers
+    state: present
+    include_management_tools: yes
+  register: containers_feature
+
+- name: Ensure Hyper-V (optional, needed for some isolation modes)
+  ansible.windows.win_feature:
+    name: Hyper-V
+    state: present
+    include_management_tools: yes
+  register: hyperv_feature
+  when: enable_hyperv | default(false)
+
+- name: Reboot if required after feature installation
+  ansible.windows.win_reboot:
+    msg: "Rebooting after enabling Containers/Hyper-V features"
+    pre_reboot_delay: 15
+  when: containers_feature.reboot_required or
+    (enable_hyperv | default(false) and hyperv_feature.reboot_required | default(false))
+
+- name: Ensure NuGet provider is available (for PowerShell packages)
+  ansible.windows.win_powershell:
+    script: |
+      if (-not (Get-PackageProvider -Name NuGet -ErrorAction SilentlyContinue)) {
+        Install-PackageProvider -Name NuGet -MinimumVersion 2.8.5.201 -Force
+        Write-Output "installed"
+      } else {
+        Write-Output "present"
+      }
+  register: nuget_provider
+  changed_when: "'installed' in nuget_provider.stdout"
+
+- name: Ensure DockerMsftProvider module (package provider) is installed
+  ansible.windows.win_psmodule:
+    name: DockerMsftProvider
+    state: present
+  when: install_docker | default(true)
+
+- name: Install/Update Docker (Mirantis / Microsoft packaged) runtime
+  ansible.windows.win_powershell:
+    script: |
+      $pkg = Get-Package -Name docker -ErrorAction SilentlyContinue
+      if (-not $pkg) {
+        Install-Package -Name docker -ProviderName DockerMsftProvider -Force
+        Write-Output "installed"
+      } else {
+        Write-Output "present"
+      }
+  register: docker_pkg
+  changed_when: "'installed' in docker_pkg.stdout"
+  when: install_docker | default(true)
+
+- name: Ensure Docker service is enabled and running
+  ansible.windows.win_service:
+    name: docker
+    start_mode: auto
+    state: started
+  when: install_docker | default(true)
+
+- name: (Optional) Pull a test Windows base image
+  ansible.windows.win_powershell:
+    script: |
+      docker image inspect mcr.microsoft.com/windows/nanoserver:ltsc2022 2>$null
+      if ($LASTEXITCODE -ne 0) {
+        docker pull mcr.microsoft.com/windows/nanoserver:ltsc2022
+        Write-Output "pulled"
+      } else {
+        Write-Output "present"
+      }
+  register: base_image
+  changed_when: "'pulled' in base_image.stdout"
+  when: install_docker | default(true)
+
+- name: Debug summary
+  ansible.builtin.debug:
+    msg:
+      containers_feature_changed: "{{ containers_feature.changed }}"
+      hyperv_feature_changed: "{{ (hyperv_feature.changed if (enable_hyperv | default(false)) else false) | default(false) }}"
+      docker_installed_changed: "{{ (docker_pkg.changed if (install_docker | default(true)) else false) | default(false) }}"