fix: RateOverrideApi type to camelCase — transformKeys was converting keys but type was snake_case

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/lib/api.ts

@@ -743,12 +743,12 @@ export interface TariffPayload {
 }
 
 export interface RateOverrideApi {
-  category_id: string
+  categoryId: string
   date: string
   price: number
-  extra_person: number
-  min_nights: number
-  channel_prices: Record<string, number>
+  extraPerson: number
+  minNights: number
+  channelPrices: Record<string, number>
   closed: boolean
 }
 

src/pages/AvailabilityPage.tsx

@@ -734,12 +734,12 @@ export function AvailabilityPage() {
       // Build initial grid then apply saved overrides on top
       const grid = buildPriceGrid(finalCats)
       for (const o of apiOverrides) {
-        if (!grid[o.category_id]) continue
-        grid[o.category_id][o.date] = {
+        if (!grid[o.categoryId]) continue
+        grid[o.categoryId][o.date] = {
           price: o.price,
-          extraPerson: o.extra_person,
-          minNights: o.min_nights,
-          channelPrices: o.channel_prices,
+          extraPerson: o.extraPerson,
+          minNights: o.minNights,
+          channelPrices: o.channelPrices,
           closed: o.closed,
         }
       }