Add base kubernetes support

services/orders/app/core/config.py

@@ -18,9 +18,23 @@ class OrdersSettings(BaseServiceSettings):
     VERSION: str = "1.0.0"
     DESCRIPTION: str = "Customer orders and procurement planning"
     
-    # Database Configuration
-    DATABASE_URL: str = os.getenv("ORDERS_DATABASE_URL",
-                                  "postgresql+asyncpg://orders_user:orders_pass123@orders-db:5432/orders_db")
+    # Database configuration (secure approach - build from components)
+    @property
+    def DATABASE_URL(self) -> str:
+        """Build database URL from secure components"""
+        # Try complete URL first (for backward compatibility)
+        complete_url = os.getenv("ORDERS_DATABASE_URL")
+        if complete_url:
+            return complete_url
+
+        # Build from components (secure approach)
+        user = os.getenv("ORDERS_DB_USER", "orders_user")
+        password = os.getenv("ORDERS_DB_PASSWORD", "orders_pass123")
+        host = os.getenv("ORDERS_DB_HOST", "localhost")
+        port = os.getenv("ORDERS_DB_PORT", "5432")
+        name = os.getenv("ORDERS_DB_NAME", "orders_db")
+
+        return f"postgresql+asyncpg://{user}:{password}@{host}:{port}/{name}"
     
     # Order Processing
     ORDER_PROCESSING_ENABLED: bool = os.getenv("ORDER_PROCESSING_ENABLED", "true").lower() == "true"