Merge branch 'dev' into feature-redo-ocr

diff --cc src/documents/serialisers.py
Simple merge

diff --cc src/documents/tasks.py
index 1070471ba2cb403b13d8578d39d71561747d3782,a33dc4e29ee94690caec0992f9da8003260f2cc9..ebdf5e22e2f77e69929112fb0ace3eebda2df05e
--- 1/src/documents/tasks.py
--- 2/src/documents/tasks.py
+++ b/src/documents/tasks.py
@@@ -1,18 -1,12 +1,18 @@@
  import logging
  import os
 +import shutil
 +import tempfile
 +from pathlib import Path
 +from typing import List  # for type hinting. Can be removed, if only Python >3.8 is used
 +from typing import Type
  
- import magic
  import tqdm
  from asgiref.sync import async_to_sync
  from channels.layers import get_channel_layer
  from django.conf import settings
 +from django.core.exceptions import ObjectDoesNotExist
  from django.db.models.signals import post_save
+ from documents import barcodes
  from documents import index
  from documents import sanity_checker
  from documents.classifier import DocumentClassifier
@@@ -24,15 -18,7 +24,10 @@@ from documents.models import Documen
  from documents.models import DocumentType
  from documents.models import StoragePath
  from documents.models import Tag
 +from documents.parsers import DocumentParser
 +from documents.parsers import get_parser_class_for_mime_type
 +from documents.parsers import ParseError
  from documents.sanity_checker import SanityCheckFailedException
- from pdf2image import convert_from_path
- from pikepdf import Pdf
- from PIL import Image
- from PIL import ImageSequence
- from pyzbar import pyzbar
  from whoosh.writing import AsyncWriter