initial(main): Add files for basic gridscale deployment of 2 hosts with config

variables.tf

@@ -0,0 +1,22 @@
+variable "gridscale_uuid" {
+  type        = string
+  description = "OVH Gridscale UUID"
+}
+
+variable "gridscale_token" {
+  type        = string
+  description = "OVH Gridscale API Token"
+  sensitive   = true
+}
+
+variable "caddy_hostname" {
+  type        = string
+  description = "Caddy hostname"
+  default     = "caddy01"
+}
+
+variable "monitoring_hostname" {
+  type        = string
+  description = "Monitoring hostname"
+  default     = "monitoring01"
+}