add 40 GB extra data volume for 30 days of history

https://github.com/status-im/infra-status/issues/19

Signed-off-by: Jakub Sokołowski <jakub@status.im>

nodes.tf

@@ -15,6 +15,12 @@ module "hosts" {
   ac_type = local.ws["ac_type"] /* Alibaba Cloud */
   gc_type = local.ws["gc_type"] /* Google Cloud */
 
+  /* data volumes */
+  ac_data_vol_size = var.data_volume_size
+  do_data_vol_size = var.data_volume_size
+  gc_data_vol_size = var.data_volume_size
+
+
   /* firewall */
   open_tcp_ports = [
     "30303", /* p2p main */

variables.tf

@@ -3,3 +3,9 @@ variable "domain" {
   type        = string
   default     = "statusim.net"
 }
+
+variable "data_volume_size" {
+  description = "Size of extra data volumes for nodes in GB"
+  type        = number
+  default     = 40
+}