refactor: define IScheduleDispatchService interface

Phase 2, Step 2.9: Create dispatch service interface
- Define getDispatchData method signature
- Define adjustOrder method signature
- Define saveDispatch method signature
- Prepare for extracting dispatch logic from MartialScheduleServiceImpl

Related to Phase 2 refactoring plan

src/main/java/org/springblade/modules/martial/service/IScheduleDispatchService.java

@@ -0,0 +1,38 @@
+package org.springblade.modules.martial.service;
+
+import org.springblade.modules.martial.pojo.dto.AdjustOrderDTO;
+import org.springblade.modules.martial.pojo.dto.SaveDispatchDTO;
+import org.springblade.modules.martial.pojo.vo.DispatchDataVO;
+
+/**
+ * Schedule Dispatch Service Interface
+ * Responsible for managing dispatch data and order adjustments
+ */
+public interface IScheduleDispatchService {
+
+    /**
+     * Get dispatch data for a competition venue and time slot
+     *
+     * @param competitionId Competition ID
+     * @param venueId Venue ID
+     * @param timeSlotIndex Time slot index
+     * @return Dispatch data
+     */
+    DispatchDataVO getDispatchData(Long competitionId, Long venueId, Integer timeSlotIndex);
+
+    /**
+     * Adjust performance order
+     *
+     * @param dto Adjust order data
+     * @return Success flag
+     */
+    boolean adjustOrder(AdjustOrderDTO dto);
+
+    /**
+     * Save dispatch data
+     *
+     * @param dto Dispatch data
+     * @return Success flag
+     */
+    boolean saveDispatch(SaveDispatchDTO dto);
+}