tests: setup initial infra for end to end tests

test/Blog.Tests/EndToEnd/BlogPageTest.cs

@@ -0,0 +1,19 @@
+namespace Blog.Tests.EndToEnd;
+
+public class BlogPageTest : PageTest
+{
+  private readonly BlogHostFactory<Program> _factory = new();
+
+  public override BrowserNewContextOptions ContextOptions()
+  {
+    var baseUrl = "http://localhost:5000";
+
+    _factory
+      .WithWebHostBuilder(builder => builder.UseUrls(baseUrl))
+      .CreateDefaultClient();
+
+    var options = base.ContextOptions();
+    options.BaseURL = baseUrl;
+    return options;
+  }
+}