chore: BypassApiConfig 인덱스 추가 (domain_name)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/main/java/com/snp/batch/global/model/BypassApiConfig.java

@@ -14,9 +14,14 @@ import java.util.List;
  * JPA를 사용하므로 @PrePersist, @PreUpdate로 감사 필드 자동 설정
  */
 @Entity
-@Table(name = "bypass_api_config", uniqueConstraints = {
-    @UniqueConstraint(columnNames = {"domain_name", "endpoint_name"})
-})
+@Table(name = "bypass_api_config",
+    uniqueConstraints = {
+        @UniqueConstraint(name = "uk_bypass_config_domain_endpoint", columnNames = {"domain_name", "endpoint_name"})
+    },
+    indexes = {
+        @Index(name = "idx_bypass_config_domain_name", columnList = "domain_name")
+    }
+)
 @Getter
 @Setter
 @Builder