Preserve file modes in operator updates

platform/operator/athena_operatord.py

@@ -17,6 +17,7 @@ import re
 import shlex
 import shutil
 import socketserver
+import stat
 import subprocess
 import tempfile
 import threading
@@ -28,7 +29,7 @@ from pathlib import Path
 from typing import Any
 
 
-VERSION = "2.3.2"
+VERSION = "2.3.3"
 STACK = Path(os.environ.get("ATHENA_OPERATOR_STACK", "/opt/mike-ai/stack")).resolve()
 REPOSITORY = Path(os.environ.get("ATHENA_OPERATOR_REPOSITORY", "/data/mike-ai-operator/repository")).resolve()
 STATE = Path(os.environ.get("ATHENA_OPERATOR_STATE", "/data/mike-ai-operator/state")).resolve()
@@ -565,6 +566,7 @@ def prepare(arguments: dict[str, Any]) -> dict[str, Any]:
 def sync_file(relative: Path, content: str, backup_root: Path) -> None:
     for root in (REPOSITORY, STACK):
         target = source_file(root, relative)
+        target_mode = stat.S_IMODE(target.stat().st_mode) if target.exists() else 0o644
         if target.exists():
             backup = backup_root / root.name / relative
             backup.parent.mkdir(parents=True, exist_ok=True)
@@ -573,6 +575,7 @@ def sync_file(relative: Path, content: str, backup_root: Path) -> None:
         fd, temp_name = tempfile.mkstemp(prefix=f".{target.name}.", dir=target.parent)
         with os.fdopen(fd, "w", encoding="utf-8") as handle:
             handle.write(content)
+        os.chmod(temp_name, target_mode)
         os.replace(temp_name, target)