✨ Add initial Terraform configuration for Azure and Proxmox resources

modules/pip/main.tf

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+terraform {
+  required_providers {
+     http = { }
+  }
+}
+
+data "http" "echoip" {
+  url = var.http_url
+  request_headers = var.http_request_headers
+  method = var.http_method
+
+  insecure = core::startswith(var.http_url, "http://")
+
+  lifecycle {
+    postcondition {
+      condition = contains([200,201,204], self.status_code)
+      error_message = "Status code ${self.status_code} indicates request failure."
+    }
+  }
+}

modules/pip/outputs.tf

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+output "ip" {
+  description = "The `ip` field of the echoip response."
+  value       = trimspace(data.http.echoip.response_body)
+}

modules/pip/variables.tf

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+variable "http_url" {
+  description = "URL for echoip service to use."
+  type        = string
+
+  default = "https://checkip.amazonaws.com"
+
+  validation {
+    condition     = can(regex("https?://", var.http_url))
+    error_message = "The `http_url` variable must start either http:// or https://"
+  }
+}
+
+variable "http_request_headers" {
+  description = "HTTP headers to send with the request"
+  type        = map(any)
+
+  default = {
+    Accept = "application/json"
+  }
+}
+
+variable "http_method" {
+  description = "HTTP method to use for the request"
+  type        = string
+
+  default = "GET"
+}