The following changes were made:

* Added REPO
  * usher now uses /bin/sh
  * Removed TARGET from usher

SNAP/usher

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e
 
@@ -7,11 +7,7 @@ case $1 in
     exit 0
     ;;
   postinst)
-    if [[ ${TARGET} ]]; then
-      chroot ${TARGET} depmod
-    else
-      depmod
-    fi
+    depmod
     ;;
   prerm)
     exit 0