My valuebox is not shown in the output, only text. Did I miss something?
---
title: "Untitled"
author: "June Tseng"
date: "1/12/2020"
runtime: shiny
output:
flexdashboard::flex_dashboard:
flexdashboard::valueBox():
orientation: rows
ource_code: embed
vertical_layout: fill
---
```{r setup, include=FALSE}
knitr::opts_chunk$set(echo = TRUE)
library(flexdashboard)
```
## valueBox
```{r pressure}
renderValueBox({valueBox(42, caption = "Test", icon="fa-thumbs-down")})
```