feat(cert-manager): Add Cloudns issuer and DNS-01 challenge support

- Introduced a new Cloudns issuer configuration for cert-manager.
- Created separate tasks for DNS-01 and HTTP-01 challenge issuers.
- Updated cert-manager tasks to include Cloudns provider and manage secrets.
- Refactored existing LetsEncrypt issuer registration to use new task structure.
- Added necessary Kubernetes resources for Cloudns integration, including RBAC and certificates.
- Updated Terraform configurations to support new DNS records and service changes.
- Adjusted deployment strategies for CoreDNS and Open WebUI applications.

terraform/modules/apps/open-webui/config.tf

@@ -1,8 +1,5 @@
 locals {
   persistent_folder = var.persistent_folder
-  app_path          = "${local.persistent_folder}/open-webui"
-
-  app_version = var.tag
-  app_fqdn    = var.fqdn
+  openwebui_data    = "${local.persistent_folder}/open-webui"
 }