feat: categories + tariffs — migration, API routes, frontend integration

backend/src/app.ts

@@ -20,6 +20,8 @@ import guestsRoutes        from './routes/guests'
 import bookingGuestsRoutes from './routes/booking-guests'
 import hotelSettingsRoutes from './routes/hotel-settings'
 import rentalRoutes        from './routes/rental'
+import categoriesRoutes    from './routes/categories'
+import tariffsRoutes       from './routes/tariffs'
 
 export async function buildApp() {
   const fastify = Fastify({
@@ -81,6 +83,8 @@ export async function buildApp() {
   await fastify.register(bookingGuestsRoutes)
   await fastify.register(hotelSettingsRoutes)
   await fastify.register(rentalRoutes)
+  await fastify.register(categoriesRoutes)
+  await fastify.register(tariffsRoutes)
 
   return fastify
 }