fix: sort reports by uploadTime descending (newest first)

src/main/java/com/reportdist/repository/ReportRepository.java

@@ -13,6 +13,7 @@ import java.util.List;
 public interface ReportRepository extends JpaRepository<Report, Long> {
 
     List<Report> findByProjectId(Long projectId);
+    List<Report> findByProjectIdOrderByUploadTimeDesc(Long projectId);
     long countByProjectId(Long projectId);
     long countByUploadTimeAfter(LocalDateTime time);
     long countByProjectIdAndUploadTimeAfter(Long projectId, LocalDateTime time);

src/main/java/com/reportdist/service/ReportService.java

@@ -35,7 +35,7 @@ public class ReportService {
     public List<ReportResponse> getAllReports(Long projectId) {
         List<Report> reports;
         if (projectId != null) {
-            reports = reportRepository.findByProjectId(projectId);
+            reports = reportRepository.findByProjectIdOrderByUploadTimeDesc(projectId);
         } else {
             reports = reportRepository.findAll();
         }

src/pages/ProjectDetail.vue

@@ -82,7 +82,7 @@
           </div>
           <template v-else>
             <ReportCard
-              v-for="report in reports"
+              v-for="report in sortedReports"
               :key="report.id"
               :report="report"
               :is-selected="selectedReport?.id === report.id"
@@ -138,6 +138,15 @@ const reports = ref([])
 const selectedReport = ref(null)
 const reportContent = ref('')
 const editing = ref(false)
+
+// Sort reports: newest first by uploadTime
+const sortedReports = computed(() => {
+  return [...reports.value].sort((a, b) => {
+    const ta = a.uploadTime ? new Date(a.uploadTime) : 0
+    const tb = b.uploadTime ? new Date(b.uploadTime) : 0
+    return tb - ta
+  })
+})
 const sidebarCollapsed = ref(false)
 const editName = ref('')
 const coverImageFile = ref(null)