add qrcode

Change-Id: I3236c82ebf301927462881ef4c78967ab1dfa5d3
diff --git a/R/poster.Rmd b/R/poster.Rmd
index edd999b..c6bb39d 100644
--- a/R/poster.Rmd
+++ b/R/poster.Rmd
@@ -67,16 +67,23 @@
 logoleft_name: "../Figures/ICC_COL.svg"
 author_textsize: "32pt"
 
+contact:
+  qrcode: icc_qrcode.svg
+
 output:
-  posterdown::posterdown_ids
+  posterdown::posterdown_ids:
+        self_contained: false
+        keep_md: true
 
 bibliography: ../tex/references.bib
 csl: ids.csl
 ---
 
 ```{r setup, include=FALSE, echo=FALSE, warning=FALSE}
+library(qrcode)
 knitr::opts_chunk$set(dev = 'svg', echo = FALSE, warnings = FALSE)
 source("common.R")
+generate_svg(qr_code("https://korap.ids-mannheim.de/instance/icc"), "icc_qrcode.svg")
 ```
 # ICC aims & charcteristics