docs: add warning to application template for config

Requested in GH issue #393.

docs/resources/application.md

@@ -1,5 +1,5 @@
 ---
-# generated by https://github.com/hashicorp/terraform-plugin-docs
+# generated using template templates/resources/application.md.tmpl
 page_title: "juju_application Resource - terraform-provider-juju"
 subcategory: ""
 description: |-
@@ -11,7 +11,6 @@ description: |-
 A resource that represents a single Juju application deployment from a charm. Deployment of bundles is not supported.
 
 ## Example Usage
-
 ```terraform
 resource "juju_application" "this" {
   name = "my-application"
@@ -124,6 +123,12 @@ Read-Only:
 - `pool` (String) Name of the storage pool.
 - `size` (String) The size of each volume.
 
+
+### Notes
+
+Removing the config map will not reset the charm config to defaults per [GH issue #393](https://github.com/juju/terraform-provider-juju/issues/393)
+
+
 ## Import
 
 Import is supported using the following syntax:

templates/resources/application.md.tmpl

@@ -0,0 +1,32 @@
+---
+# generated using template templates/resources/application.md.tmpl
+page_title: "{{.Name}} {{.Type}} - {{.ProviderName}}"
+subcategory: ""
+description: |-
+{{ .Description | plainmarkdown | trimspace | prefixlines "  " }}
+---
+
+# {{.Name}} ({{.Type}})
+
+{{ .Description | trimspace }}
+
+{{ if .HasExample -}}
+## Example Usage
+{{tffile "examples/resources/juju_application/resource.tf"}}
+{{- end }}
+
+{{ .SchemaMarkdown | trimspace }}
+
+
+### Notes
+
+Removing the config map will not reset the charm config to defaults per [GH issue #393](https://github.com/juju/terraform-provider-juju/issues/393)
+
+
+{{ if .HasImport -}}
+## Import
+
+Import is supported using the following syntax:
+
+{{codefile "shell" "examples/resources/juju_application/import.sh"}}
+{{- end }}