chore: use new subdomain and region approach

packages/nhost_flutter_auth/example/lib/config.dart

@@ -1,3 +1,3 @@
 /// https://github.com/nhost/nhost-dart/#running-the-example-server
-const subdomain = 'localhost';
+const subdomain = 'local';
 const region = '';

packages/nhost_flutter_graphql/example/lib/config.dart

@@ -1,3 +1,3 @@
 /// https://github.com/nhost/nhost-dart/#running-the-example-server
-const subdomain = 'localhost';
+const subdomain = 'local';
 const region = '';

packages/nhost_functions_dart/example/lib/config.dart

@@ -1,4 +1,4 @@
 /// https://github.com/nhost/nhost-dart/#running-the-example-server
-const subdomain = 'localhost:1337';
+const subdomain = 'local';
 const region = '';
-const functionsUrl = 'https://localhost:1337/v1/functions';
+const functionsUrl = 'https://local.functions.nhost.run';

packages/nhost_graphql_adapter/example/lib/config.dart

@@ -1,3 +1,3 @@
 /// https://github.com/nhost/nhost-dart/#running-the-example-server
-const subdomain = 'localhost';
+const subdomain = 'local';
 const region = '';

packages/nhost_sdk/lib/src/api/subdomain.dart

@@ -13,19 +13,19 @@ class Subdomain {
   /// Project subdomain (e.g. `ieingiwnginwnfnegqwvdqwdwq`)
   ///
   /// Check out nhost dashboard and get your `subdomain`
-  /// for local development pass 'localhost' or 'localhost:1337'
+  /// for localhost development pass 'local'
   final String subdomain;
 
   /// Project region (e.g. `eu-central-1`)
   ///
   /// Check out nhost dashboard and get your `region`
   /// Project region is not required during
-  /// local development (when `subdomain` is `localhost`)
-  /// in case of localhost, you pass only empty string ''
+  /// local development (when `subdomain` is `local`)
+  /// in case of local, you pass only empty string ''
   final String region;
 
   /// When set, the admin secret is sent as a header, `x-hasura-admin-secret`,
   ///
-  /// for all requests to GraphQL, Storage, and Serverless Functions.
+  /// for all requests to GraphQL, Storage, and Functions.
   // final String? adminSecret;
 }

packages/nhost_sdk/lib/src/foundation/uri.dart

@@ -13,28 +13,14 @@ String joinSubpath(String basePath, String subPath) {
   return '$path$suffix';
 }
 
-/// Generate Endpoint for each service and based on new subdomain approach or
-/// override it to localhost for development based on old path-feature
+/// Generate Endpoint for each service and based on the subdomain
 String createNhostServiceEndpoint({
-  required String subdomain, // local
+  required String subdomain,
   required String region,
   required String service,
   String apiVersion = 'v1',
   String protocol = 'https',
 }) {
-  final localhostRegex = RegExp(
-    r'^((?<protocol>http[s]?):\/\/)?(?<host>localhost)(:(?<port>(\d+|__\w+__)))?$',
-  );
-
-  // checking for local development environment
-  if (localhostRegex.hasMatch(subdomain)) {
-    final hasPort = subdomain.split(':').length == 2;
-    if (hasPort) {
-      return 'http://$subdomain/$apiVersion/$service';
-    }
-    return 'http://$subdomain:1337/$apiVersion/$service';
-  }
-
   if (region.isEmpty && subdomain == 'local') {
     return '$protocol://$subdomain.$service.nhost.run/$apiVersion';
   }

packages/nhost_storage_dart/example/lib/config.dart

@@ -1,10 +1,10 @@
 import 'package:nhost_auth_dart/nhost_auth_dart.dart';
 
 /// https://github.com/nhost/nhost-dart/#running-the-example-server
-const subdomain = 'localhost:1337';
+const subdomain = 'local';
 const region = '';
-const authUrl = 'https://localhost:1337/v1/auth';
-const storageUrl = 'https://localhost:1337/v1/storage';
+const authUrl = 'https://local.auth.nhost.run';
+const storageUrl = 'https://local.storage.nhost.run';
 
 Future<void> signInOrSignUp(
   NhostAuthClient nhostAuthClient, {