Add Falukant region and transport management features

- Implemented new endpoints in AdminController for managing Falukant regions, including fetching, updating, and deleting region distances.
- Enhanced the FalukantService with methods for retrieving region distances and handling upsert operations.
- Updated the router to expose new routes for region management and transport creation.
- Introduced a transport management interface in the frontend, allowing users to create and manage transports between branches.
- Added localization for new transport-related terms and improved the vehicle management interface to include transport options.
- Enhanced the database initialization logic to support new region and transport models.

backend/models/index.js

@@ -116,6 +116,7 @@ import Underground from './falukant/data/underground.js';
 import VehicleType from './falukant/type/vehicle.js';
 import Vehicle from './falukant/data/vehicle.js';
 import Transport from './falukant/data/transport.js';
+import RegionDistance from './falukant/data/region_distance.js';
 
 import Room from './chat/room.js';
 import ChatUser from './chat/user.js';
@@ -210,6 +211,7 @@ const models = {
   Credit,
   DebtorsPrism,
   HealthActivity,
+  RegionDistance,
   VehicleType,
   Vehicle,
   Transport,