Add exports

Jenkinsfile

@@ -17,6 +17,8 @@ pipeline {
             steps {
                 echo 'Building'
                 sh "#!/bin/bash \n" + 
+                '''export TYPST_INSTALL="/home/jenkins/.typst"\n''' +
+                '''export PATH="$TYPST_INSTALL/bin:$PATH"\n''' +
                 '''./render.sh'''
             }
         }