feat: add import-off make target for OpenFoodFacts import

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/Makefile

@@ -1,4 +1,4 @@
-.PHONY: run run-worker-paid run-worker-free dev dev-infra-up dev-infra-down test test-integration lint migrate-up migrate-down migrate-create migrate-status docker-up docker-down docker-logs docker-logs-worker
+.PHONY: run run-worker-paid run-worker-free dev dev-infra-up dev-infra-down test test-integration lint migrate-up migrate-down migrate-create migrate-status docker-up docker-down docker-logs docker-logs-worker import-off
 
 ifneq (,$(wildcard .env))
   include .env
@@ -54,6 +54,17 @@ migrate-create:
 migrate-status:
 	goose -dir migrations postgres "$(DATABASE_URL)" status
 
+# OpenFoodFacts import
+# Usage: make import-off file=openfoodfacts-products.jsonl.gz
+# Optional: make import-off file=... limit=1000 batch=500 min-scans=1
+import-off:
+	go run ./cmd/importoff \
+		-file=$(file) \
+		-dsn="$(DATABASE_URL)" \
+		$(if $(limit),-limit=$(limit)) \
+		$(if $(batch),-batch=$(batch)) \
+		$(if $(min-scans),-min-scans=$(min-scans))
+
 # Docker
 docker-up:
 	docker compose up -d

backend/README.md

@@ -116,6 +116,7 @@ make run-worker-free   # Воркер free-очереди
 | `make migrate-down` | Откатить последнюю миграцию |
 | `make migrate-status` | Статус миграций |
 | `make migrate-create name=<name>` | Создать новую миграцию |
+| `make import-off file=<path>` | Импортировать каталог из OpenFoodFacts JSONL/GZ |
 
 ## Импорт каталога продуктов
 
@@ -125,6 +126,10 @@ make run-worker-free   # Воркер free-очереди
 # Скачать дамп (~66 ГБ, ~4.4 млн записей)
 # https://world.openfoodfacts.org/data/openfoodfacts-products.jsonl.gz
 
+# Через make (DSN берётся из .env)
+make import-off file=openfoodfacts-products.jsonl.gz
+
+# Или напрямую с дополнительными флагами
 go run ./cmd/importoff \
   -file=openfoodfacts-products.jsonl.gz \
   -dsn="$DATABASE_URL" \