feat: add default value for prefix using random string generator and update logic that handles default resource group lookup (#109)

Author: ocofaigh

ibm_catalog.json

@@ -50,6 +50,10 @@
             {
               "key": "prefix",
               "required": true,
+              "default_value": "dev",
+              "random_string": {
+                "length": 4
+              },
               "value_constraints": [
                 {
                   "type": "regex",
@@ -68,9 +72,7 @@
                 "config_constraints": {
                   "identifier": "rg_name"
                 }
-              },
-              "default_value": "Default",
-              "description": "The name of an existing resource group to provision the resources."
+              }
             },
             {
               "key": "region",

solutions/fully-configurable/main.tf

@@ -4,7 +4,7 @@
 
 module "resource_group" {
   source                       = "terraform-ibm-modules/resource-group/ibm"
-  version                      = "1.3.0"
+  version                      = "1.4.0"
   existing_resource_group_name = var.existing_resource_group_name
 }
 

solutions/fully-configurable/variables.tf

@@ -10,8 +10,8 @@ variable "ibmcloud_api_key" {
 
 variable "existing_resource_group_name" {
   type        = string
-  description = "The name of an existing resource group to provision the resources. If not provided the default resource group will be used."
-  default     = null
+  description = "The name of an existing resource group to provision the resources."
+  default     = "Default"
 }
 
 variable "prefix" {