feat(store-mapping): JD 缓存 deeplink 失效标记(对标淘宝)

store_mapping 加 jd_deeplink_invalid_at 列 + 迁移(down_revision=store_mapping_tb_dl_invalid);
mark_jd_deeplink_invalid 按 id_jd 标记 + lookup_nearest 过滤已失效 JD 候选;
/internal/store-mapping/invalidate 接 jd 分支。配 pricebot 京东缓存 deeplink 失效回退。

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

app/api/internal/store.py

@@ -95,11 +95,14 @@ def invalidate_store_mapping(
     x_internal_secret: Annotated[str | None, Header()] = None,
 ) -> StoreMappingInvalidateOut:
     _check_secret(x_internal_secret)
-    if payload.platform != "taobao":
-        # 当前只接淘宝; 其它平台先 no-op(affected=0), 不报错 — 向后兼容 pricebot 将来扩展。
+    if payload.platform == "taobao":
+        affected = repo.mark_taobao_deeplink_invalid(db, payload.shop_id)
+    elif payload.platform == "jd":
+        affected = repo.mark_jd_deeplink_invalid(db, payload.shop_id)
+    else:
+        # 当前只接淘宝/京东; 其它平台先 no-op(affected=0), 不报错 — 向后兼容 pricebot 将来扩展。
         logger.info("store_mapping invalidate 跳过: platform=%s 暂不支持", payload.platform)
         return StoreMappingInvalidateOut(ok=True, affected=0)
-    affected = repo.mark_taobao_deeplink_invalid(db, payload.shop_id)
     logger.info(
         "store_mapping invalidate platform=%s shop_id=%s → 标记失效 %d 行",
         payload.platform, payload.shop_id, affected,