Add external Link to Documentation in Help menu

src/main/menu.ts

@@ -185,6 +185,12 @@ export function buildMenu(windowManager: WindowManager) {
           navigate(whatsNewURL())
         },
       },
+      {
+        label: "Documentation",
+        click: async () => {
+          shell.openExternal('https://docs.k8slens.dev/');
+        },
+      },
       {
         label: "License",
         click: async () => {