register status-bar element, base class for extension's registry

Signed-off-by: Roman <ixrock@gmail.com>

extensions/support-page/renderer.tsx

@@ -1,6 +1,7 @@
-import { LensRendererExtension, Registry } from "@k8slens/extensions";
-import { Support } from "./src/support";
+import React from "react";
+import { Component, LensRendererExtension, Navigation, Registry } from "@k8slens/extensions";
 import { supportPageRoute, supportPageURL } from "./src/support.route";
+import { Support } from "./src/support";
 
 export default class SupportPageRendererExtension extends LensRendererExtension {
   async onActivate() {
@@ -19,4 +20,18 @@ export default class SupportPageRendererExtension extends LensRendererExtension
       })
     )
   }
+
+  registerStatusBarIcon(registry: Registry.StatusBarRegistry) {
+    this.disposers.push(
+      registry.add({
+        icon: (
+          <Component.Icon
+            material="support"
+            tooltip="Support"
+            onClick={() => Navigation.navigate(supportPageURL())}
+          />
+        )
+      })
+    )
+  }
 }