fix(lastleg): register PDA operation mappers

lastleg-service/src/main/java/com/baiyue/lastleg/pda/PdaOperationsMapperConfiguration.java

@@ -0,0 +1,15 @@
+package com.baiyue.lastleg.pda;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.context.annotation.Configuration;
+
+/** Registers mapper packages used by the overseas PDA warehouse operation workflows. */
+@Configuration
+@MapperScan(basePackages = {
+        "com.baiyue.lastleg.palletops.mapper",
+        "com.baiyue.lastleg.pda.move.mapper",
+        "com.baiyue.lastleg.pda.stocktake.mapper",
+        "com.baiyue.lastleg.pda.warehouse.mapper"
+})
+public class PdaOperationsMapperConfiguration {
+}

lastleg-service/src/test/java/com/baiyue/lastleg/pda/PdaOperationsMapperConfigurationTest.java

@@ -0,0 +1,20 @@
+package com.baiyue.lastleg.pda;
+
+import org.junit.jupiter.api.Test;
+import org.mybatis.spring.annotation.MapperScan;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class PdaOperationsMapperConfigurationTest {
+    @Test
+    void scansEveryPdaWarehouseOperationMapperPackage() {
+        MapperScan mapperScan = PdaOperationsMapperConfiguration.class.getAnnotation(MapperScan.class);
+
+        assertThat(mapperScan.basePackages()).containsExactlyInAnyOrder(
+                "com.baiyue.lastleg.palletops.mapper",
+                "com.baiyue.lastleg.pda.move.mapper",
+                "com.baiyue.lastleg.pda.stocktake.mapper",
+                "com.baiyue.lastleg.pda.warehouse.mapper"
+        );
+    }
+}