Add Nextcloud deployment and configuration

- Introduced Nextcloud module with Kubernetes resources including deployment, service, ingress, and cron job.
- Configured Apache settings for Nextcloud with SSL support and compression.
- Created secrets for mail and admin credentials.
- Added necessary environment variables for Nextcloud configuration.
- Removed unused Scaleway access and secret keys from secrets and variables.
- Updated CoreDNS module to support custom host overrides.
- Implemented backup bucket policies and lifecycle rules for Scaleway object storage.
- Enhanced IAM policies and applications for backup and email services.
- Added outputs for backup bucket and API keys.

terraform/modules/apps/coredns/variables.tf

@@ -10,6 +10,15 @@ variable "forward_dns_servers" {
   default     = ["8.8.8.8", "8.8.4.4"]
 }
 
+variable "override_hosts" {
+  description = "Override hosts"
+  type = list(object({
+    ip   = string
+    name = string
+  }))
+  default = []
+}
+
 variable "zones" {
   description = "Zones to be managed by coredns"
   type = list(object({