Merge branch 'bugfix/1478' of https://git.dilig.net/selenaaasi/trampa-frontend

src/components/ImagePicker/ImagePicker.js

   // Check if file is type of string or File
   useEffect(() => {
     if (props.image) {
-      
       if (typeof props.image === "string") {
         setImage(getImageUrl(props.image, variants.offerCard));
       } else {
 
   // Reads image as both base64 and multipart type
   const handleImage = (file) => {
+    if (
+      file.type !== "image/jpeg" &&
+      file.type !== "image/jpg" &&
+      file.type !== "image/png"
+    )
+      return;
     let reader = new FileReader();
     reader.readAsDataURL(file);
     reader.onload = () => {
     setImage("");
     setIsEditing(false);
   };
-  
+
   return (
     <ImagePickerContainer
       className={props.className}