feat: Implement resource booking functionality

- Add service timeline builder for appointments to manage available slots.
- Create a hook to fetch resource booking services with effective durations.
- Develop ResourceBookingSlotController to handle API requests for resource booking slots.
- Implement ResourceBookingSlotService to calculate available time slots based on resource occupancy and service durations.
- Add tests for resource appointment creation and booking slot functionality to ensure correct behavior and edge cases.

assets/admin/types/index.ts

@@ -1243,6 +1243,8 @@ export interface ResourceServiceOffering {
     effective_price_rials: number;
     duration_source: string | null;
     price_source: string;
+    /** بخشِ سرویس — مودالِ رزرو منبع سرویس‌ها را زیر بخششان گروه می‌کند. */
+    service_section?: { uuid: string; name: string };
 }
 
 /** گزینهٔ انتخاب سرویس در مودال منبع. */