feat: mostly terraform shenanigans, but TF can now create ssh keys and servers

terraform/modules/servers/variables.tf

@@ -0,0 +1,34 @@
+variable "servers" {
+  description = <<-EOT
+    Map of servers to create. Example shape:
+    {
+      bastion = {
+        hostname           = "bastion-01"
+        private_ip_address = "10.0.0.10"
+        public_ip_address  = "54.12.34.56" # required when role = "bastion"
+        role               = "bastion"
+        ssh_user           = "ubuntu"
+        ssh_key_ref        = "bastionKey"  # OR set ssh_key_id instead
+        # ssh_key_id       = "uuid-string"
+        # status           = "pending|provisioning|ready|failed"
+      }
+    }
+  EOT
+  type = map(object({
+    hostname           = optional(string)
+    private_ip_address = string
+    public_ip_address  = optional(string)
+    role               = string
+    ssh_user           = string
+    ssh_key_ref        = optional(string) # name to look up in var.ssh_key_ids
+    ssh_key_id         = optional(string) # direct UUID (overrides ssh_key_ref if set)
+    status             = optional(string) # pending|provisioning|ready|failed
+  }))
+  default = {}
+}
+
+variable "ssh_key_ids" {
+  description = "Map of SSH key IDs you can reference via servers[*].ssh_key_ref."
+  type        = map(string)
+  default     = {}
+}