Fix DatabaseConfig port JSON parsing for Redis

RELEASES.md

@@ -17,6 +17,7 @@ None
 
 ### Fixes
 - Fixed JSON format for log file output (was missing `timestamp` and `trader\_id`)
+- Fixed `DatabaseConfig` port JSON parsing for Redis (was always falling back to the default 6379)
 - Fixed `ChandeMomentumOscillator` indicator divide by zero error
 
 ---

nautilus_core/common/src/redis.rs

@@ -151,7 +151,7 @@ pub fn get_redis_url(config: &HashMap<String, Value>) -> String {
     let host = database
         .get("host")
         .map(|v| v.as_str().unwrap_or("127.0.0.1"));
-    let port = database.get("port").map(|v| v.as_str().unwrap_or("6379"));
+    let port = database.get("port").map(|v| v.as_u64().unwrap_or(6379));
     let username = database
         .get("username")
         .map(|v| v.as_str().unwrap_or_default());