Framework updates

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/RSpade/Core/Session/Session.php

@@ -616,7 +616,17 @@ class Session extends Rsx_System_Model_Abstract
             return;
         }
 
-        self::__activate();
+        self::init();
+
+        // If no session exists (anonymous visitor), store as request-scoped
+        // override without creating a session. The site_id will be available
+        // via get_site_id() for the duration of this request.
+        if (empty(self::$_session)) {
+            self::$_request_site_id_override = $site_id;
+            self::$_site = null;
+
+            return;
+        }
 
         // Skip if already set
         if (self::get_site_id() === $site_id) {