I try to put a session value in a variable to display it in my .hamlet but it does not focntion!

```
 getEtatR :: Handler Html
 getEtatR = do
     mSessionValue <- lookupSession "myKey"
     let myValue = mSessionValue :: Maybe Text
     defaultLayout $ do
         aDomId <- newIdent
         setTitle "mon titre"
         $(widgetFile "etatWidget")

```

I need #{myValue} to put it in my etat.hamlet