fix: Spring Batch MySQL 시퀀스 채번 오류 수정 (BATCH_JOB_INSTANCE Duplicate entry 0)

- GconeSourceConfig.jobRepository: setDatabaseType(MYSQL) 추가
- application-dev.yaml: spring.batch.jdbc.initialize-schema=always 추가 (BATCH_JOB_SEQ 등 시퀀스 테이블 자동 생성)

src/main/java/com/wb/domainserver/common/config/GconeSourceConfig.java

@@ -62,13 +62,12 @@ public class GconeSourceConfig {
     }
 
     @Bean
-    public JobRepository jobRepository( @Qualifier("gconeTransactionManager") PlatformTransactionManager transactionManager, @Qualifier("gconeDataSource") DataSource gconeDataSource) throws Exception {
+    public JobRepository jobRepository(@Qualifier("gconeTransactionManager") PlatformTransactionManager transactionManager, @Qualifier("gconeDataSource") DataSource gconeDataSource) throws Exception {
         JobRepositoryFactoryBean factory = new JobRepositoryFactoryBean();
         factory.setDataSource(gconeDataSource);
         factory.setTransactionManager(transactionManager);
+        factory.setDatabaseType("MYSQL");
         factory.afterPropertiesSet();
         return factory.getObject();
     }
-}
-
-
+}