Fix Jin10 calendar backfill, retries and withdrawn schedules

Refresh historical previews after the local day ends and isolate retries by date without resetting browser scheduling progress.

Preserve withdrawal and restoration revisions, exclude withdrawn fallback values, and cover the behavior with isolated regression checks.

backend/src/alphapulse/calendar/jin10_view.py

@@ -115,7 +115,10 @@ def jin10_item(row: EconomicRelease, now: datetime) -> dict:
     revised = value.get("previous_revised")
     match = definition(meta)
     eligible = value.get("forecast_before_release", False)
-    if meta["kind"] != "data":
+    if row.schedule_status == "withdrawn":
+        status = "withdrawn"
+        direction, explanation = "uncertain", "金十已移除此日程；已保存值仅供追溯，不作为当前有效日程或方向判断。"
+    elif meta["kind"] != "data":
         status = "recorded"
         direction, explanation = "uncertain", "日程记录不代表事件已经发生；需结合实际消息判断 BTC/ETH 影响。"
     else:
@@ -170,6 +173,8 @@ def merge_items(official: list[tuple[EconomicRelease, dict]], third_party: list[
         item["field_sources"]["scheduled_at"] = provenance(row.source, row.schedule_checked_at, row.schedule_url)
         matches = []
         for extra in third_party:
+            if extra.schedule_status == "withdrawn":
+                continue
             meta = extra.values["_jin10"]
             match = definition(meta)
             if not match or match != (row.family, item["indicator"], row.stage):