Fixes snakemake#2808 and snakemake#2872 by ensuring apptainer argumen…

…ts are quoted

snakemake/spawn_jobs.py

@@ -3,7 +3,7 @@
 import os
 import sys
 from typing import Mapping, TypeVar, TYPE_CHECKING, Any
-from snakemake_interface_executor_plugins.utils import format_cli_arg, join_cli_args
+from snakemake_interface_executor_plugins.utils import format_cli_arg, format_cli_value, join_cli_args
 from snakemake_interface_executor_plugins.settings import CommonSettings
 from snakemake.resources import ParsedResource
 from snakemake_interface_storage_plugins.registry import StoragePluginRegistry
@@ -248,6 +248,13 @@ def general_args(
  else w2a("storage_settings.local_storage_prefix")
  )
 
+ # ensure --apptainer-args are quoted 
+ apptainer_args = w2a("deployment_settings.apptainer_args")
+ apptainer_args = '--apptainer-args ' + format_cli_value(
+ ' '.join(apptainer_args.split()[1:]) if apptainer_args else "",
+ quote=True
+ )
+
  args = [
  "--force",
  "--target-files-omit-workdir-adjustment",
@@ -275,7 +282,7 @@ def general_args(
  skip=not shared_deployment,
  ),
  w2a("deployment_settings.apptainer_prefix"),
- w2a("deployment_settings.apptainer_args"),
+ apptainer_args, 
  w2a("resource_settings.max_threads"),
  self.get_shared_fs_usage_arg(executor_common_settings),
  w2a(