use username as the uid

start.sh

@@ -82,7 +82,7 @@ ldapConfig=$(cat <<EOF
     "Filter"        : "(|(email=%1\$s)(username=%1\$s))",
     "NameAttr"      : "displayname",
     "SecName"       : "",
-    "UidAttr"       : "uid",
+    "UidAttr"       : "username",
     "MailAttr"      : "mail",
     "WebAttr"       : "",
     "Groups"        : { "administrator" : "cn=admins,${LDAP_GROUPS_BASE_DN}" },