Don't silently drop the change_groups and switch to a couple slightly more efficient implementations

src/documents/consumer.py

@@ -1,6 +1,7 @@
 import datetime
 import hashlib
 import os
+import shutil
 import tempfile
 from enum import StrEnum
 from pathlib import Path
@@ -833,7 +834,7 @@ class ConsumerPlugin(
             self.metadata.view_users is not None
             or self.metadata.view_groups is not None
             or self.metadata.change_users is not None
-            or self.metadata.change_users is not None
+            or self.metadata.change_groups is not None
         ):
             permissions = {
                 "view": {
@@ -866,7 +867,7 @@ class ConsumerPlugin(
             Path(source).open("rb") as read_file,
             Path(target).open("wb") as write_file,
         ):
-            write_file.write(read_file.read())
+            shutil.copyfileobj(read_file, write_file)
 
         # Attempt to copy file's original stats, but it's ok if we can't
         try:

src/documents/tasks.py

@@ -53,8 +53,8 @@ from documents.models import Tag
 from documents.models import WorkflowRun
 from documents.models import WorkflowTrigger
 from documents.plugins.base import ConsumeTaskPlugin
-from documents.plugins.base import ProgressManager
 from documents.plugins.base import StopConsumeTaskError
+from documents.plugins.helpers import ProgressManager
 from documents.plugins.helpers import ProgressStatusOptions
 from documents.sanity_checker import SanityCheckFailedException
 from documents.signals import document_updated
@@ -533,13 +533,13 @@ def check_scheduled_workflows() -> None:
                             id__in=matched_ids,
                         )
 
-                if documents.count() > 0:
+                if documents.exists():
                     documents = prefilter_documents_by_workflowtrigger(
                         documents,
                         trigger,
                     )
 
-                if documents.count() > 0:
+                if documents.exists():
                     logger.debug(
                         f"Found {documents.count()} documents for trigger {trigger}",
                     )