chore: Update DocFX config (#1576)

* chore: Fix readme header

* chore: Update sitemap

Author: pomianowski

.github/workflows/wpf-ui-cd-extension.yaml

@@ -16,6 +16,11 @@ jobs:
       - uses: microsoft/setup-msbuild@v2
         with:
           msbuild-architecture: x64
+      - name: Setup .NET Core SDK 10.x
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 10.x
+
       - uses: nuget/setup-nuget@v2
         with:
           nuget-api-key: ${{ secrets.NUGET_API_KEY }}

README.md

@@ -7,8 +7,8 @@
 WPF UI provides the Fluent experience in your known and loved WPF framework. Intuitive design, themes, navigation and new immersive controls. All natively and effortlessly. Library changes the base elements like `Page`, `ToggleButton` or `List`, and also includes additional controls like `Navigation`, `NumberBox`, `Dialog` or `Snackbar`.
 
 [![Discord](https://img.shields.io/discord/1071051348348514375?label=discord)](https://discord.gg/AR9ywDUwGq) [![GitHub license](https://img.shields.io/github/license/lepoco/wpfui)](https://github.com/lepoco/wpfui/blob/master/LICENSE) [![Nuget](https://img.shields.io/nuget/v/WPF-UI)](https://www.nuget.org/packages/WPF-UI/) [![Nuget](https://img.shields.io/nuget/dt/WPF-UI?label=nuget)](https://www.nuget.org/packages/WPF-UI/)
-manitarian aid directly to Ukraine.
 
+**Deliver humanitarian aid directly to Ukraine**  
 <https://bank.gov.ua/en/about/humanitarian-aid-to-ukraine>
 
 ![ua](https://user-images.githubusercontent.com/13592821/184498735-d296feb8-0f9b-45df-bc0d-b7f0b6f580ed.png)

docs/docfx.json

@@ -71,5 +71,10 @@
     "keepFileLink": false,
     "cleanupCacheHistory": false,
     "disableGitFeatures": false
+  },
+  "sitemap": {
+    "baseUrl": "https://wpfui.lepo.co",
+    "priority": 0.1,
+    "changefreq": "monthly"
   }
 }