Added mime type

app/apps/cases/views.py

@@ -1,3 +1,4 @@
+import mimetypes
 from apps.homeownerassociation.models import Contact
 from apps.events.serializers import CaseEventSerializer
 from apps.events.mixins import CaseEventsMixin
@@ -80,8 +81,13 @@ def get_documents(self, request, pk=None):
     def download_document(self, request, pk=None, doc_id=None):
         case = self.get_object()
         case_document = get_object_or_404(CaseDocument, case=case, id=doc_id)
-        with default_storage.open(case_document.document.name, "rb") as file:
-            response = FileResponse(file, content_type="application/octet-stream")
+        file_path = case_document.document.name
+        # Add the mime type so the frontend knows how to handle the file.
+        mime_type, _ = mimetypes.guess_type(file_path)
+        content_type = mime_type or "application/octet-stream"
+
+        with default_storage.open(file_path, "rb") as file:
+            response = FileResponse(file, content_type=content_type)
             response["Content-Disposition"] = (
                 f'attachment; filename="{case_document.document.name}"'
             )