build 040: restore quote REST fallback after build 039

app/src/integrations/exchange/market_data_runner.py

@@ -395,7 +395,7 @@ class MarketDataRunner:
     ) -> None:
         try:
             await asyncio.to_thread(
-                ExchangeService().refresh_market_snapshot_cache,
+                ExchangeService().refresh_quote_cache,
                 symbol,
                 runtime_key=context.runtime_key,
             )

app/src/integrations/exchange/service.py

@@ -806,6 +806,33 @@ class ExchangeService:
         )
         return quote
 
+    # Принудительно обновить Quote cache через свежий REST Quotes Feed.
+    def refresh_quote_cache(
+        self,
+        symbol: str | None = None,
+        *,
+        runtime_key: str | None = None,
+    ) -> Quote:
+        symbol_to_use = symbol or self.settings.default_symbol
+        normalized_runtime_key = self._runtime_key(runtime_key)
+
+        if not self.settings.exchange_enabled:
+            quote = mock_quote(symbol_to_use)
+        else:
+            validation = self.validate_symbol(symbol_to_use)
+            if not validation.is_valid:
+                raise ExchangeError(validation.message)
+
+            quote = self._get_fresh_quote(
+                validation.normalized_symbol
+            )
+
+        MarketPriceCache.set_quote(
+            quote,
+            runtime_key=normalized_runtime_key,
+        )
+        return quote
+
     # Получить snapshot, пригодный для execution layer.
     def get_execution_snapshot(
         self,