Scaffold incremental Terraform foundations for docker and proxmox

infrastructure/terraform/proxmox/providers.tf

@@ -0,0 +1,11 @@
+provider "proxmox" {
+  # Placeholder-only scaffold.
+  # Confirm exact provider auth mode and endpoint details before real use.
+  endpoint = var.proxmox_endpoint
+  insecure = var.proxmox_insecure
+
+  username = var.proxmox_username
+  password = var.proxmox_password
+
+  api_token = var.proxmox_api_token
+}