Add improvements 2

gateway/app/main.py

@@ -16,6 +16,7 @@ from shared.redis_utils import initialize_redis, close_redis, get_redis_client
 from shared.service_base import StandardFastAPIService
 
 from app.core.config import settings
+from app.core.header_manager import header_manager
 from app.middleware.request_id import RequestIDMiddleware
 from app.middleware.auth import AuthMiddleware
 from app.middleware.logging import LoggingMiddleware
@@ -50,6 +51,10 @@ class GatewayService(StandardFastAPIService):
         """Custom startup logic for Gateway"""
         global redis_client
 
+        # Initialize HeaderManager
+        header_manager.initialize()
+        logger.info("HeaderManager initialized")
+
         # Initialize Redis
         try:
             await initialize_redis(settings.REDIS_URL, db=0, max_connections=50)