Redirect to login page on expired session

https://github.com/LinkStackOrg/LinkStack/issues/598

app/Exceptions/Handler.php

@@ -37,5 +37,11 @@ class Handler extends ExceptionHandler
         $this->reportable(function (Throwable $e) {
             //
         });
+
+        $this->renderable(function (\Exception $e) {
+            if ($e->getPrevious() instanceof \Illuminate\Session\TokenMismatchException) {
+                return redirect()->route('login');
+            };
+        });
     }
 }