Script to run cabal

src/freedombone-image-customise

@@ -168,6 +168,11 @@ EOF
     chroot "$rootdir" /bin/chmod +x /usr/bin/install_cabal
     chroot "$rootdir" /usr/bin/install_cabal
     rm "$rootdir/usr/bin/install_cabal"
+
+    { echo '#!/bin/bash';
+      echo 'cd /root/.npm-global/bin';
+      echo 'cabal'; } > "$rootdir/usr/bin/cabal"
+    chmod +x "$rootdir/usr/bin/cabal"
 }
 
 image_install_myqr() {