feat: show thumbnails in browser listing, fix object actions overflow

backend/utils/image.go

@@ -0,0 +1,26 @@
+package utils
+
+import (
+	"bytes"
+	"image"
+	_ "image/gif"
+	"image/jpeg"
+	_ "image/png"
+
+	"github.com/nfnt/resize"
+)
+
+func CreateThumbnailImage(buffer []byte, width uint, height uint) ([]byte, error) {
+	img, _, err := image.Decode(bytes.NewReader(buffer))
+	if err != nil {
+		return nil, err
+	}
+
+	thumb := resize.Thumbnail(width, height, img, resize.NearestNeighbor)
+	buf := new(bytes.Buffer)
+	if err := jpeg.Encode(buf, thumb, nil); err != nil {
+		return nil, err
+	}
+
+	return buf.Bytes(), nil
+}