Make adding upload pages and updating collections async

backend/btrixcloud/uploads.py

@@ -190,10 +190,9 @@ async def _create_upload(
             self.event_webhook_ops.create_upload_finished_notification(crawl_id, org.id)
         )
 
-        await self.page_ops.add_crawl_pages_to_db_from_wacz(crawl_id)
-
-        if collections:
-            await self.colls.update_crawl_collections(crawl_id)
+        asyncio.create_task(
+            self._add_pages_and_update_collections(crawl_id, collections)
+        )
 
         await self.orgs.inc_org_bytes_stored(org.id, file_size, "upload")
 
@@ -207,6 +206,13 @@ async def _create_upload(
 
         return {"id": crawl_id, "added": True, "storageQuotaReached": quota_reached}
 
+    async def _add_pages_and_update_collections(
+        crawl_id: str, collections: Optional[List[str]] = None
+    ):
+        await self.page_ops.add_crawl_pages_to_db_from_wacz(crawl_id)
+        if collections:
+            await self.colls.update_crawl_collections(crawl_id)
+
     async def delete_uploads(
         self,
         delete_list: DeleteCrawlList,