core (constants): user platform temporary dir by default for PID files

libervia/backend/core/constants.py

@@ -22,7 +22,9 @@ try:
 except ImportError:
     BaseDirectory = None
 from os.path import dirname
+import tempfile
 from typing import Final
+
 from libervia import backend
 
 
@@ -482,7 +484,7 @@ if (
                 ).getAbsolutePath(),
                 Const.APP_NAME_FILE,
             ),
-            "pid_dir": "%(local_dir)s",
+            "pid_dir": tempfile.gettempdir(),
             "log_dir": "%(local_dir)s",
         }
         Const.CONFIG_FILES = [
@@ -525,7 +527,7 @@ if (
             "media_dir": "/usr/share/" + Const.APP_NAME_FILE + "/media",
             "local_dir": BaseDirectory.save_data_path(Const.APP_NAME_FILE),
             "downloads_dir": "~/Downloads/" + Const.APP_NAME_FILE,
-            "pid_dir": "%(local_dir)s",
+            "pid_dir": tempfile.gettempdir(),
             "log_dir": "%(local_dir)s",
         }