v0.5.84: matches origin filter, mobile gate, refresh reliability.

Ship Web refresh cache/lock, mobile demand gate, matches 职业/国服 filter, and related site updates through 0.5.84.

Co-authored-by: Cursor <cursoragent@cursor.com>

web/fetch_streamers.py

@@ -32,6 +32,7 @@ import urllib.request
 from datetime import datetime, timezone
 from typing import Any
 
+from shared.http_utils import write_json_atomic
 from shared.paths import DATA, STREAMER_AVATARS
 
 OUT = DATA / "streamers.json"
@@ -94,11 +95,7 @@ def _load(path: Path) -> dict:
 
 
 def _save(path: Path, payload: dict) -> None:
-    path.parent.mkdir(parents=True, exist_ok=True)
-    path.write_text(
-        json.dumps(payload, ensure_ascii=False, indent=2) + "\n",
-        encoding="utf-8",
-    )
+    write_json_atomic(path, payload)
 
 
 def _opener() -> urllib.request.OpenerDirector: