created new config lib

config/default.json

@@ -0,0 +1,71 @@
+{
+  "app": {
+    "name": "stock-bot",
+    "version": "1.0.0"
+  },
+  "service": {
+    "name": "default-service",
+    "port": 3000,
+    "environment": "development"
+  },
+  "database": {
+    "postgres": {
+      "host": "localhost",
+      "port": 5432,
+      "database": "trading_bot",
+      "username": "trading_user",
+      "password": "trading_pass_dev",
+      "maxConnections": 10
+    },
+    "questdb": {
+      "host": "localhost",
+      "httpPort": 9000,
+      "pgPort": 8812,
+      "database": "questdb"
+    },
+    "mongodb": {
+      "uri": "mongodb://trading_admin:trading_mongo_dev@localhost:27017/stock?authSource=admin",
+      "database": "stock",
+      "connectionTimeout": 30000,
+      "serverSelectionTimeout": 5000
+    },
+    "dragonfly": {
+      "host": "localhost",
+      "port": 6379,
+      "password": "",
+      "db": 0,
+      "keyPrefix": "stock-bot:"
+    }
+  },
+  "logging": {
+    "level": "info",
+    "format": "json",
+    "prettyPrint": true
+  },
+  "providers": {
+    "yahoo": {
+      "enabled": true,
+      "rateLimit": 5,
+      "timeout": 30000
+    },
+    "quoteMedia": {
+      "enabled": false,
+      "apiKey": "",
+      "baseUrl": "https://app.quotemedia.com/data",
+      "rateLimit": 10,
+      "timeout": 30000
+    },
+    "interactiveBrokers": {
+      "enabled": false,
+      "host": "localhost",
+      "port": 7497,
+      "clientId": 1
+    }
+  },
+  "features": {
+    "realtime": true,
+    "backtesting": true,
+    "paperTrading": true,
+    "notifications": false
+  }
+}