From aac49cd0dfed911d1e7f310ca4a6f2994d6c5463 Mon Sep 17 00:00:00 2001
From: Sergey Krylov <ksv741@mail.ru>
Date: Sat, 13 Jun 2026 18:49:54 +0300
Subject: [PATCH] feat: add configuration module with env vars

---
 apps/backend/src/config/configuration.ts | 25 ++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 apps/backend/src/config/configuration.ts

diff --git a/apps/backend/src/config/configuration.ts b/apps/backend/src/config/configuration.ts
new file mode 100644
index 0000000..22872dc
--- /dev/null
+++ b/apps/backend/src/config/configuration.ts
@@ -0,0 +1,25 @@
+import { registerAs } from '@nestjs/config';
+
+export default registerAs('app', () => ({
+  port: parseInt(process.env.PORT || '3000', 10),
+  moex: {
+    baseUrl: process.env.MOEX_BASE_URL || 'https://iss.moex.com/iss',
+    rateLimit: parseInt(process.env.MOEX_RATE_LIMIT || '10', 10),
+    circuitBreakerThreshold: parseInt(
+      process.env.MOEX_CIRCUIT_BREAKER_THRESHOLD || '5',
+      10,
+    ),
+    circuitBreakerResetSeconds: parseInt(
+      process.env.MOEX_CIRCUIT_BREAKER_RESET_SECONDS || '30',
+      10,
+    ),
+  },
+  cache: {
+    marketDataTtl: parseInt(process.env.CACHE_MARKET_DATA_TTL || '900', 10),
+    historyTtl: parseInt(process.env.CACHE_HISTORY_TTL || '3600', 10),
+    candlesTtl: parseInt(process.env.CACHE_CANDLES_TTL || '3600', 10),
+    securityTtl: parseInt(process.env.CACHE_SECURITY_TTL || '86400', 10),
+    searchTtl: parseInt(process.env.CACHE_SEARCH_TTL || '3600', 10),
+    dividendsTtl: parseInt(process.env.CACHE_DIVIDENDS_TTL || '86400', 10),
+  },
+}));