feat: add PostgreSQL web installation wizard

oa-backend/src/main/java/com/kaidi/oa/seed/LegalPolicyAnonSeeder.java

@@ -6,7 +6,6 @@ import com.kaidi.oa.repository.ComplianceAnonReportRepository;
 import com.kaidi.oa.repository.LegalPolicyRevisionRepository;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.core.annotation.Order;
-import org.springframework.stereotype.Component;
 
 import java.time.Instant;
 
@@ -17,7 +16,7 @@ import java.time.Instant;
  * @Order(21)，在 LegalDemoSeeder(@Order 20) 之后；幂等。
  */
 @Order(21)
-@Component
+@DemoSeed
 public class LegalPolicyAnonSeeder implements CommandLineRunner {
 
     private final LegalPolicyRevisionRepository revisionRepo;