store config.yaml using absolute path

scripts/_helpers.py

@@ -93,7 +93,7 @@ def handle_exception(exc_type, exc_value, exc_traceback):
 
 
 def copy_default_files():
-    fn = Path("config.yaml")
+    fn = Path(os.path.join(BASE_DIR, "config.yaml"))
     if not fn.exists():
         fn.write_text(
             "# Write down config entries differing from config.default.yaml\n\nrun: {}"