fix(backup): handle non-feature-layer items

jobs/src/backup/main.py

@@ -1,6 +1,8 @@
 import json
+import tempfile
 from datetime import datetime, timezone
 from os import getenv
+from pathlib import Path
 from pprint import pprint
 
 import arcgis
@@ -93,6 +95,10 @@ def backup():
                     print(
                         f"Failed to export and download {export_item.title} ({export_item.id}), {export_item.status()}"
                     )
+            else:
+                #: create empty zip file in a temporary directory
+                download_path = Path(tempfile.gettempdir()) / zip_filename
+                download_path.touch()
 
             item_json = dict(item)
             add_to_zip(
@@ -101,6 +107,9 @@ def backup():
 
             write_to_bucket(item.id, zip_filename, download_path, NEEDS_WEEKLY_BACKUP)
 
+            #: cleanup
+            Path(download_path).unlink()
+
             summary[item.id] = write_to_firestore(item.id, item.title, datetime.now(timezone.utc).isoformat())
 
         has_more = response["nextStart"] > 0

jobs/src/backup/utilities.py

@@ -50,9 +50,6 @@ def write_to_bucket(item_id, filename, path, needs_weekly_backup):
     blob = bucket.blob(category_path)
     blob.upload_from_filename(path)
 
-    #: cleanup
-    Path(path).unlink()
-
 
 def get_versions(item_id):
     bucket_name = get_secrets()["BUCKET_NAME"]