should be "name", in lowercase.

README.md

@@ -51,7 +51,7 @@ Otherwise, you can set the following parameters:
 This plugin allows getting the container pods from kubernetes as rundeck nodes.
 
 * **Default attributes**: List of key=value pairs, example: username=root
-* **Custom Mapping**: Custom mapping adding on the rundeck nodes, for example: ```nodename.selector=default:Name,hostname.selector=default:pod_id```
+* **Custom Mapping**: Custom mapping adding on the rundeck nodes, for example: ```nodename.selector=default:name,hostname.selector=default:pod_id```
 
 * **Tags**: List of tags. You can add static and custom tags, for example:
 ```tag.selector=default:image, tag.selector=default:status, kubernetes```

plugin.yaml

@@ -27,7 +27,7 @@ providers:
       - type: String
         name: mapping
         title: 'Custom Mapping'
-        description: 'Custom mapping, eg: nodename.selector=default:Name'
+        description: 'Custom mapping, eg: nodename.selector=default:name'
         renderingOptions:
           groupName: Config
       - type: String
@@ -1706,7 +1706,7 @@ providers:
           groupName: Metadata
           displayType: MULTI_LINE
           codeSyntaxMode: yaml
-      - name: serviceaccount                                                                                                                                                                                                                  
+      - name: serviceaccount
         type: String
         title: "Service Account"
         description: "Service Account to use for launching Job"