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9 commits

Author SHA1 Message Date
bot-backend
b586b5ff68 fix(tradein/snapshot): починить зависающий запрос снапшотов и добавить бюджет времени (#2607)
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Root cause: event-diff CTE джойнил "today" (снимок за CURRENT_DATE) с "prior"
(DISTINCT ON по всей listing_source_snapshots, ~2.6-2.8M строк) обычным JOIN.
Планировщик оценивал today в 1 строку (свежевставленные в той же транзакции
строки ANALYZE ещё не видел) → Nested Loop без Materialize пересчитывал
DISTINCT ON по всей таблице заново на каждую из ~80-140k реальных строк today
(EXPLAIN на проде: cost≈300k на этом шаге) — прогон не укладывался ни в 6h
zombie-порог, ни в сутки, каждую ночь минимум с 19 июля.

Переписано на JOIN LATERAL (per-row indexed point-lookup через idx_lss_source_date,
cost упал до ~4.4/строку). Плюс budget_sec → SET LOCAL statement_timeout как
defense-in-depth (по образцу geocode_missing_listings) — задача теперь честно
падает в mark_failed вместо того чтобы висеть сутками, если план когда-нибудь
разрегрессирует снова.

Зомби-детектор (reap_zombies) не тронут — он только помечает scrape_runs.status,
не убивает backend (нет pid/application_name в схеме run'а); pg_terminate_backend
для этого — отдельный follow-up, не в этом PR.
2026-08-02 11:55:43 +03:00
bot-backend
f44ed4043c feat(tradein/db): авто-refresh ценовых бэндов по городам + порог для малых городов (#2576)
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Миграция 178 засеяла deal_city_price_bands разово (N>=30 сделок), без scheduler'а
на refresh. Город без строки падал на глобальный DEAL_MIN_PPM2=50000 (ЕКБ-калибровка)
— для дешёвых городов области это не anti-outlier guard, а cut-off легитимного рынка
(Североуральск median ~21.7k). Замер по прод-данным: 289 из 369 не-ЕКБ городов
(1265 сделок) не имели строки и падали на ЕКБ-порог.

- 194_deal_city_price_bands_tiers.sql — трёхуровневая схема (tier колонка):
  full (N>=30, own p1/p99, unchanged) / rough (N 10-29, own p1 floor + фикс.
  ceiling 800000) / region_fallback (N 1-9, pooled областной p1=15263 вместо
  ЕКБ-порога). Екатеринбург по-прежнему не в таблице — estimator fallback
  byte-identical.
- 195_scrape_schedules_seed_deal_city_price_bands_refresh.sql — scrape_schedules
  row, окно 07:00-08:00 UTC (после rosreestr_dkp_import + asking_to_sold_ratio_refresh).
- app/tasks/deal_city_price_bands_refresh.py — периодический re-derive (kit-scheduler,
  byte-identical 194 derivation), без DELETE (множество городов монотонно растёт).
- app/services/product_handlers.py — регистрация Handler для нового source.

Валидация: scratch-БД (syntax_check) в прод-контейнере, synthetic данные на
границах тиров (N=9/10/29/30) + Екатеринбург/non-rosreestr/NULL exclusion, оба
файла применены дважды (идемпотентность подтверждена), scratch-БД удалена.
2026-07-31 16:33:20 +03:00
bot-backend
07275c3c97 feat(tradein): монитор свежести СберИндекса (audit п.1)
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Добавляет sber_freshness_monitor по образцу deals_freshness_monitor:
staleness данных СберИндекса теперь видна на MONITOR-частоте, а не тонет
в per-estimate warning'ах estimator._load_sber_index_series (#audit-5a).

- app/tasks/sber_freshness_monitor.py: чистая evaluate_sber_freshness()
  (frozen-now, без БД) + check_sber_freshness() (один SELECT
  max(period_month) вторичного сегмента по региону, #R2-H1 фильтр как в
  эстиматоре; WARNING при stale, mark_done при алерте — это монитор, не
  сбой; mark_failed только при пустой таблице).
- app/services/product_handlers.py: _job_sber_freshness_monitor + Handler
  в build_product_handlers (run_in_executor, как deals-монитор).
- data/sql/180_seed_sber_freshness_monitor.sql: seed scrape_schedules
  (enabled, daily 09:00-10:00 UTC, lag_allowance_days=25).
- tests/test_sber_freshness_monitor.py: frozen-now (fresh/stale/границы) +
  FakeDB (fresh/stale/empty/кастомный lag) + свойства миграции + registry.

Порог алерта: sber_index_max_age_days (35) + lag_allowance (25) = 60д.
+25 — запас на инхерентный лаг публикации источника (1-2 мес), чтобы не
шуметь на штатном отставании. Прод 2026-07-12: max=2026-05-01, age=72д >
60 → alert=1.
2026-07-12 23:27:35 +03:00
f93ef5374d feat(tradein/domclick): production Layer B detail-backfill orchestrator (#2000) (#2436)
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2026-07-04 19:49:07 +00:00
5fa505b809 fix(tradein/scrapers): подключить geoportal coords backfill в scheduler (#1967) (#2346)
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2026-07-03 23:25:47 +00:00
bot-backend
90731da537 feat(tradein): location-coef MVP через FDW-мост к OSM POI Птицы (#2045)
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Финальный PR issue #2045 (BE-3): GET /api/v1/trade-in/location-coef для
LocationDrawer. FDW foreign table -> локальное зеркало osm_poi_ekb_local
(TRUNCATE+INSERT, тот же паттерн что cad_buildings_local/cadastral_geo_match,
избегает ~1.16s/row FDW round-trip) -> straight-line POI-скоринг, портированный
из Site Finder poi_score.py::compute_poi_weighted_top7 (CATEGORY_WEIGHTS as-is,
радиус 1200м для квартир вместо Ptica 2000м для участков). score->coef -
новая MVP-эвристика (0.95..1.05, не откалибрована на реальных дельтах).

Graceful fallback (не 500, не фабрикуем факторы): пустая/не отрефрешенная
osm_poi_ekb_local или отсутствие lat/lon у оценки -> coef=1.0, factors=[],
geo_source="unavailable".

Scheduler: source=osm_poi_ekb_refresh, daily, зарегистрирован и в боевом
dispatch (scheduler.py), и в kit-registry (product_handlers.py) - иначе
test_kit_registry_completeness падает на ship-dark инварианте (#2192).

Frontend wiring (mappers.ts/LocationDrawer.tsx) - вне scope, отдельная задача
после проверки endpoint'а curl'ом на деплое.
2026-07-03 23:44:55 +03:00
ac19c4f7b3 feat(tradein/monitor): алерт на staleness данных deals по max(deal_date) (#2212) (#2226)
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2026-07-02 20:50:37 +00:00
f5b0076e6f fix(tradein): deactivate_stale для domklik/n1 + честная freshness по scraped_at (#2204) (#2221)
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2026-07-02 20:10:34 +00:00
bcdec5ebd4 feat(rewire): scheduler_main → kit-scheduler behind USE_KIT_SCHEDULER flag, ship-dark (#2192)
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2026-07-02 18:41:12 +00:00