Not using a conventional email address in the peertube admin setting prevents it from installing

src/freedombone-app-peertube

     echo '    size: 10 # Max number of previews you want to cache' >> $peertube_config_file
     echo '' >> $peertube_config_file
     echo 'admin:' >> $peertube_config_file
-    echo "  email: 'admin@localhost'" >> $peertube_config_file
+    echo "  email: '$MY_EMAIL_ADDRESS'" >> $peertube_config_file
     echo '' >> $peertube_config_file
     echo 'signup:' >> $peertube_config_file
     echo '  enabled: true' >> $peertube_config_file