feat: Removes api routes and controller as they're currently not used.

Sources/ManualDCore/Routes/SiteRoute.swift

@@ -5,14 +5,10 @@ import Foundation
 
 public enum SiteRoute: Equatable, Sendable {
 
-  case api(Self.Api)
   case health
   case view(Self.View)
 
   public static let router = OneOf {
-    Route(.case(Self.api)) {
-      SiteRoute.Api.router
-    }
     Route(.case(Self.health)) {
       Path { "health" }
       Method.get