Initial commit: VMware vSphere API simulator scaffold.

Add the FastAPI app, PostgreSQL migrations, Docker/Helm packaging, API
contracts, docs, client examples, and the unit/integration/compatibility
test suite for local client and tooling labs without a real vCenter.

examples/terraform/vsphere/variables.tf

@@ -0,0 +1,50 @@
+variable "vsphere_server" {
+  type    = string
+  default = "localhost"
+}
+
+variable "vsphere_user" {
+  type    = string
+  default = "administrator@vsphere.local"
+}
+
+variable "vsphere_password" {
+  type      = string
+  default   = "VMware1!"
+  sensitive = true
+}
+
+variable "datacenter" {
+  type    = string
+  default = "Datacenter"
+}
+
+variable "vm_name" {
+  type    = string
+  default = "web-01"
+}
+
+variable "datastore" {
+  type    = string
+  default = "datastore1"
+}
+
+variable "cluster" {
+  type    = string
+  default = "Cluster"
+}
+
+variable "network" {
+  type    = string
+  default = "VM Network"
+}
+
+variable "create_lab_vm" {
+  type    = bool
+  default = false
+}
+
+variable "lab_vm_name" {
+  type    = string
+  default = "tf-lab-01"
+}