rename vars to app. default history is 1

Author: ivankatliarchuk

README.md

@@ -133,6 +133,7 @@ Here's the gist of using it directly from github.
 
 | Name | Description | Type | Default | Required |
 |------|-------------|------|---------|:--------:|
+| app | A Release is an instance of a chart running in a Kubernetes cluster. | `map` | `{}` | no |
 | app\_deploy | whther or not to deploy app | `bool` | `true` | no |
 | bucket | Backup and Restore bucket. | `string` | n/a | yes |
 | cluster\_name | Cluster name. | `string` | n/a | yes |
@@ -143,7 +144,6 @@ Here's the gist of using it directly from github.
 | repository | VMware Tanzu repository for Helm repos. | `string` | `"https://vmware-tanzu.github.io/helm-charts"` | no |
 | tags | A mapping of tags to assign to the object. | `map` | `{}` | no |
 | values | List of values in raw yaml to pass to helm. Values will be merged. | `list(string)` | n/a | yes |
-| vars | A Release is an instance of a chart running in a Kubernetes cluster. | `map` | `{}` | no |
 
 ## Outputs
 

main.tf

@@ -19,12 +19,12 @@ resource helm_release this {
   namespace  = local.namespace
   repository = var.repository
 
-  force_update  = lookup(var.vars, "force_update", true)
-  wait          = lookup(var.vars, "wait", true)
-  recreate_pods = lookup(var.vars, "recreate_pods", true)
-  max_history   = lookup(var.vars, "max_history", 0)
-  lint          = lookup(var.vars, "lint", true)
-  version       = lookup(var.vars, "version", "2.12.0")
+  force_update  = lookup(var.app, "force_update", true)
+  wait          = lookup(var.app, "wait", true)
+  recreate_pods = lookup(var.app, "recreate_pods", true)
+  max_history   = lookup(var.app, "max_history", 1)
+  lint          = lookup(var.app, "lint", true)
+  version       = lookup(var.app, "version", "2.12.0")
 
   values = concat(var.values, list(<<EOF
 serviceAccount:

variables.tf

@@ -49,7 +49,7 @@ variable "values" {
   type        = list(string)
 }
 
-variable "vars" {
+variable "app" {
   description = "A Release is an instance of a chart running in a Kubernetes cluster."
   type        = map
   default     = {}