Add ordered categories for room images

src/main/kotlin/com/android/trisolarisserver/controller/RoomImages.kt

@@ -47,7 +47,7 @@ class RoomImages(
         requirePrincipal(principal)
         propertyAccess.requireMember(propertyId, principal!!.userId)
         ensureRoom(propertyId, roomId)
-        return roomImageRepo.findByRoomIdOrderByCreatedAtDesc(roomId)
+        return roomImageRepo.findByRoomIdOrdered(roomId)
             .map { it.toResponse(publicBaseUrl) }
     }
 
@@ -57,7 +57,9 @@ class RoomImages(
         @PathVariable propertyId: UUID,
         @PathVariable roomId: UUID,
         @AuthenticationPrincipal principal: MyPrincipal?,
-        @RequestParam("file") file: MultipartFile
+        @RequestParam("file") file: MultipartFile,
+        @RequestParam(required = false) sortOrder: Int?,
+        @RequestParam(required = false) category: String?
     ): RoomImageResponse {
         requirePrincipal(principal)
         propertyAccess.requireMember(propertyId, principal!!.userId)
@@ -79,7 +81,9 @@ class RoomImages(
             originalPath = stored.originalPath,
             thumbnailPath = stored.thumbnailPath,
             contentType = stored.contentType,
-            sizeBytes = stored.sizeBytes
+            sizeBytes = stored.sizeBytes,
+            sortOrder = sortOrder,
+            category = category
         )
         return roomImageRepo.save(image).toResponse(publicBaseUrl)
     }
@@ -134,6 +138,8 @@ private fun RoomImage.toResponse(baseUrl: String): RoomImageResponse {
         thumbnailUrl = "$baseUrl/properties/${property.id}/rooms/${room.id}/images/$id/file?size=thumb",
         contentType = contentType,
         sizeBytes = sizeBytes,
+        sortOrder = sortOrder,
+        category = category,
         createdAt = createdAt.toString()
     )
 }