feat: BAH Azure for PG clusters (#363)

examples/resources/biganimal_cluster/single_node/bah_azure/resource.tf

@@ -0,0 +1,93 @@
+terraform {
+  required_providers {
+    biganimal = {
+      source  = "EnterpriseDB/biganimal"
+      version = "0.6.0"
+    }
+    random = {
+      source  = "hashicorp/random"
+      version = "3.5.1"
+    }
+  }
+}
+
+resource "random_password" "password" {
+  length           = 16
+  special          = true
+  override_special = "!#$%&*()-_=+[]{}<>:?"
+}
+
+variable "cluster_name" {
+  type        = string
+  description = "The name of the cluster."
+}
+
+variable "project_id" {
+  type        = string
+  description = "BigAnimal Project ID"
+}
+
+resource "biganimal_cluster" "single_node_cluster" {
+  cluster_name = var.cluster_name
+  project_id   = var.project_id
+
+  allowed_ip_ranges {
+    cidr_block  = "127.0.0.1/32"
+    description = "localhost"
+  }
+
+  allowed_ip_ranges {
+    cidr_block  = "192.168.0.1/32"
+    description = "description!"
+  }
+
+  backup_retention_period = "6d"
+  cluster_architecture {
+    id    = "single"
+    nodes = 1
+  }
+  csp_auth = false
+
+  instance_type = "azure:Standard_D2s_v3"
+  password      = resource.random_password.password.result
+  pg_config {
+    name  = "application_name"
+    value = "created through terraform"
+  }
+
+  pg_config {
+    name  = "array_nulls"
+    value = "off"
+  }
+
+  storage {
+    volume_type       = "azurepremiumstorage"
+    volume_properties = "P1"
+    size              = "4 Gi"
+  }
+
+  maintenance_window = {
+    is_enabled = true
+    start_day  = 6
+    start_time = "03:00"
+  }
+
+  pg_type               = "epas"
+  pg_version            = "15"
+  private_networking    = false
+  cloud_provider        = "bah:azure"
+  read_only_connections = false
+  region                = "eastus2"
+  # pe_allowed_principal_ids = [
+  #   <example_value> # ex: "9334e5e6-7f47-aE61-5A4F-ee067daeEf4A"
+  # ]
+}
+
+output "password" {
+  sensitive = true
+  value     = resource.biganimal_cluster.single_node_cluster.password
+}
+
+output "faraway_replica_ids" {
+  value = biganimal_cluster.single_node_cluster.faraway_replica_ids
+}