Adding docs button

Author: niels9001

CommunityToolkit.App.Shared/Pages/GettingStartedPage.xaml

@@ -1,4 +1,4 @@
-<!--  Licensed to the .NET Foundation under one or more agreements. The .NET Foundation licenses this file to you under the MIT license. See the LICENSE file in the project root for more information.  -->
+<!--  Licensed to the .NET Foundation under one or more agreements. The .NET Foundation licenses this file to you under the MIT license. See the LICENSE file in the project root for more information.  -->
 <Page x:Class="CommunityToolkit.App.Shared.Pages.GettingStartedPage"
       xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
       xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
@@ -89,6 +89,26 @@
                 <StackPanel Margin="0,16,0,0"
                             Orientation="Vertical"
                             Spacing="8">
+
+                    <Button win:AutomationProperties.Name="Documentation on Learn">
+                        <Button.Content>
+                            <StackPanel Orientation="Horizontal"
+                                        Spacing="11">
+                                <FontIcon VerticalAlignment="Center"
+                                          FontSize="15"
+                                          Foreground="{ThemeResource TextFillColorPrimaryBrush}"
+                                          Glyph="&#xE8A5;" />
+                                <TextBlock VerticalAlignment="Center"
+                                           Foreground="{ThemeResource TextFillColorPrimaryBrush}"
+                                           Text="Documentation on Learn" />
+                            </StackPanel>
+                        </Button.Content>
+                        <interactivity:Interaction.Behaviors>
+                            <interactions:EventTriggerBehavior EventName="Click">
+                                <behaviors:NavigateToUriAction NavigateUri="https://aka.ms/toolkit/docs" />
+                            </interactions:EventTriggerBehavior>
+                        </interactivity:Interaction.Behaviors>
+                    </Button>
                     <Button win:AutomationProperties.Name="Learn more on GitHub">
                         <Button.Content>
                             <StackPanel Orientation="Horizontal"
@@ -107,6 +127,7 @@
                             </interactions:EventTriggerBehavior>
                         </interactivity:Interaction.Behaviors>
                     </Button>
+
                     <Button win:AutomationProperties.Name="Join us on Discord">
                         <Button.Content>
                             <StackPanel VerticalAlignment="Center"