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/apps/prod-01/provider.tf

@@ -21,10 +21,6 @@ terraform {
       source  = "hashicorp/kubernetes"
       version = "2.36.0"
     }
-    scaleway = {
-      source  = "scaleway/scaleway"
-      version = "~>2.13"
-    }
   }
 }
 
@@ -34,11 +30,4 @@ provider "kubernetes" {
   insecure       = true
 }
 
-provider "scaleway" {
-  zone            = "fr-par-2"
-  region          = "fr-par"
-  access_key      = var.scaleway_access_key
-  secret_key      = var.scaleway_secret_key
-  organization_id = var.scaleway_organization_id
-}