feat: Adds api route tests.

Sources/ManualDCore/Routes/SiteRoute.swift

@@ -2,5 +2,13 @@ import CasePathsCore
 import Foundation
 @preconcurrency import URLRouting
 
-public enum SiteRoute {
+public enum SiteRoute: Equatable, Sendable {
+
+  case api(Self.Api)
+
+  public static let router = OneOf {
+    Route(.case(Self.api)) {
+      SiteRoute.Api.router
+    }
+  }
 }