New enterprise feature2

gateway/app/middleware/auth.py

@@ -481,6 +481,19 @@ class AuthMiddleware(BaseHTTPMiddleware):
                 b"x-is-demo", b"true"
             ))
 
+            # Add demo session context headers for backend services
+            demo_session_id = user_context.get("demo_session_id", "")
+            if demo_session_id:
+                request.headers.__dict__["_list"].append((
+                    b"x-demo-session-id", demo_session_id.encode()
+                ))
+
+            demo_account_type = user_context.get("demo_account_type", "")
+            if demo_account_type:
+                request.headers.__dict__["_list"].append((
+                    b"x-demo-account-type", demo_account_type.encode()
+                ))
+
         # Add hierarchical access headers if tenant context exists
         if tenant_id:
             tenant_access_type = getattr(request.state, 'tenant_access_type', 'direct')