feat: Added blazor default scaffold

WotBlitzStatisticsPro.Blazor/Shared/MainLayout.razor

@@ -0,0 +1,17 @@
+@inherits LayoutComponentBase
+
+<div class="page">
+    <div class="sidebar">
+        <NavMenu />
+    </div>
+
+    <div class="main">
+        <div class="top-row px-4">
+            <a href="http://blazor.net" target="_blank" class="ml-md-auto">About</a>
+        </div>
+
+        <div class="content px-4">
+            @Body
+        </div>
+    </div>
+</div>