[+] partially add storing of tickers

deps/test-task-2025-06-30-v1/Makefile

@@ -22,6 +22,7 @@ venv_compile:
 venv:
 	uv \
 		venv \
+		-p 3.13 \
 		$(UV_ARGS) \
 		--seed \
 		$(ENV_PATH)

deps/test-task-2025-06-30-v1/python/online/fxreader/pr34/test_task_2025_06_30_v1/async_api/app.py

@@ -1,12 +1,19 @@
 import asyncio
+import datetime
+import logging
 # import os
 from ..tickers_retrieval.emcont import Emcont
 from ..tickers.models import Ticker
 from ..tickers.settings import Settings as ModelsSettings
+from ..tickers.logic import ticker_store_multiple
 import sqlalchemy.ext.asyncio
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy.ext.asyncio import async_sessionmaker
 
 from typing import Any
 
+logger = logging.getLogger(__name__)
+
 async def run() -> None:
 	engine = sqlalchemy.ext.asyncio.create_async_engine(
 		ModelsSettings.singleton().db_url
@@ -15,8 +22,27 @@ async def run() -> None:
 		engine
 	)
 
-	async def store_cb(rates: Any, timestamp: Any, session: Any) -> None:
-			print(rates, timestamp.isoformat())
+	async def store_cb(
+		rates: list[Emcont.rates_get_t.data_t.rate_t],
+		timestamp: datetime.datetime,
+		session: 'async_sessionmaker[AsyncSession]',
+	) -> None:
+		await ticker_store_multiple(
+			session,
+			[
+				Ticker(
+					id=-1,
+					timestamp=timestamp,
+					value=rate.value,
+				)
+				for rate in rates
+			]
+		)
+
+		logger.info(dict(
+			rates=rates,
+			timestamp=timestamp.isoformat()
+		))
 
 	await Emcont.worker(
 		only_symbols={'EURUSD', 'USDJPY', 'GBPUSD', 'AUDUSD', 'USDCAD'},
@@ -25,4 +51,5 @@ async def run() -> None:
 	)
 
 if __name__ == '__main__':
+	logging.basicConfig(level=logging.INFO)
 	asyncio.run(run())

deps/test-task-2025-06-30-v1/python/online/fxreader/pr34/test_task_2025_06_30_v1/tickers/logic.py

@@ -0,0 +1,14 @@
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy.ext.asyncio import async_sessionmaker
+
+from .models import Ticker
+
+async def ticker_store_multiple(
+	session: 'async_sessionmaker[AsyncSession]',
+	tickers: list[Ticker],
+) -> None:
+	async with session() as active_session:
+		async with active_session.begin():
+			active_session.add_all(
+				tickers,
+			)

deps/test-task-2025-06-30-v1/python/online/fxreader/pr34/test_task_2025_06_30_v1/tickers_retrieval/emcont.py

@@ -38,12 +38,18 @@ class Emcont:
 						alias='Ask',
 					)
 				]
+
+				@pydantic.computed_field
+				def value(self) -> decimal.Decimal:
+					return (self.ask + self.bid) / 2
+
 				product_type: Annotated[
 					str,
 					pydantic.Field(
 						alias='ProductType',
 					)
 				]
+
 			rates: Annotated[
 				list[rate_t],
 				pydantic.Field(