feat: Moves api controller to it's own module.

Sources/App/Middleware/ApiRoute+middleware.swift

@@ -0,0 +1,20 @@
+import DatabaseClientLive
+import SharedModels
+import Vapor
+
+private let apiMiddleware: [any Middleware] = [
+  UserPasswordAuthenticator(),
+  UserTokenAuthenticator(),
+  UserSessionAuthenticator(),
+  User.guardMiddleware()
+]
+
+extension ApiRoute {
+  var middleware: [any Middleware]? {
+    switch self {
+    case .login: return nil
+    default:
+      return apiMiddleware
+    }
+  }
+}