Provides metadata for async and events plugins

Closes gh-68

Author: rainboyan

grace-plugin-async/src/main/groovy/org/grails/plugins/web/async/ControllersAsyncGrailsPlugin.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2024 the original author or authors.
+ * Copyright 2011-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -28,5 +28,11 @@ class ControllersAsyncGrailsPlugin extends Plugin {
 
     def grailsVersion = "2023.0.0 > *"
     def loadAfter = ['controllers']
+    def title = "Grace Async Plugin"
+    def description = 'Grace Async Plugin'
+    def documentation = "https://graceframework.org/grace-async/6.3.x/"
+    def license = "APACHE"
+    def issueManagement = [system: "Github Issues", url: "https://github.com/graceframework/grace-async"]
+    def scm = [url: "https://github.com/graceframework/grace-async"]
 
 }

grace-plugin-events/src/main/groovy/org/grails/plugins/events/EventBusGrailsPlugin.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2024 the original author or authors.
+ * Copyright 2014-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -26,5 +26,10 @@ import grails.plugins.Plugin
 class EventBusGrailsPlugin extends Plugin {
 
     def grailsVersion = "2023.0.0 > *"
+    def description = 'Grace Events Plugin'
+    def documentation = "https://graceframework.org/grace-async/6.3.x/"
+    def license = "APACHE"
+    def issueManagement = [system: "Github Issues", url: "https://github.com/graceframework/grace-async"]
+    def scm = [url: "https://github.com/graceframework/grace-async"]
 
 }