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_hero_stats.py

@@ -20,11 +20,10 @@ from pathlib import Path
 sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
 
 import argparse
-import json
 from datetime import datetime, timezone
 
 from shared.grid import hero_table
-from shared.http_utils import http_json
+from shared.http_utils import http_json, write_json_atomic
 from shared.paths import DATA
 
 OPENDOTA_HERO_STATS = "https://api.opendota.com/api/heroStats"
@@ -173,6 +172,8 @@ def main() -> None:
     raw = http_json(OPENDOTA_HERO_STATS)
     if not isinstance(raw, list):
         raise SystemExit(f"unexpected heroStats payload type: {type(raw).__name__}")
+    if not raw:
+        raise SystemExit("heroStats returned an empty list; keeping previous cache")
 
     window_days = detect_window_days(raw)
     by_hero: dict[str, dict] = {}
@@ -191,11 +192,12 @@ def main() -> None:
         by_hero[key] = row_to_hero_stats(row)
 
     payload = build_payload(by_hero, window_days=window_days)
-    args.out.parent.mkdir(parents=True, exist_ok=True)
-    args.out.write_text(
-        json.dumps(payload, ensure_ascii=False, indent=2) + "\n",
-        encoding="utf-8",
-    )
+    if len(by_hero) < max(100, len(heroes) * 4 // 5):
+        raise SystemExit(
+            f"heroStats only contained {len(by_hero)}/{len(heroes)} known heroes; "
+            "keeping previous cache"
+        )
+    write_json_atomic(args.out, payload)
     missing = [h["key"] for h in heroes if h["key"] not in by_hero]
     print(
         f"done: {len(by_hero)} heroes -> {args.out}"