diff --git a/bin/nudsl b/bin/nudsl
index 86678b3..149a481 100755
--- a/bin/nudsl
+++ b/bin/nudsl
@@ -5,7 +5,7 @@
 ## highlight:: <language> <file>
 
 task.highlight() {
-
+  nux.use nux/nuxsh
   nux.dsl.process highlight nux.nuxsh.language.def "$2"
 }
 
@@ -23,8 +23,10 @@ task.plan.compile() {
 }
 
 task.plan.preview() {
-  nux.dsl.plan nux.nuxsh.language "$2"
-  plan="$(nudsl.plan.file "$1" "$2")"
+  nux.use nux/nuxsh
+  nux.dsl.plan nux.nuxsh.language.def "$1"
+  plan="$(nudsl.plan.file nux.nuxsh.language.def "$1")"
+  nux.log info "Plan file: $plan"
   if [ -e "$plan" ]; then
     if [ -n "$(which pygmentize)" ]; then
        pygmentize -l bash "$plan";
diff --git a/bin/nux-env b/bin/nux-env
index e43df2a..1b6fd5c 100755
--- a/bin/nux-env
+++ b/bin/nux-env
@@ -1,9 +1,9 @@
 #!/usr/bin/env nuxr-nuxsh
 ## Portable *nix environment by tonydamage
 
-## status::
-##   Show status of nux-env installation
-
+##
+##  status::
+##    Show status of nux-env installation
 @namespace task. {
   function :status {
       echo nux-env folder: $NUX_ENV_DIR
@@ -12,8 +12,9 @@
       popd > /dev/null
   }
 
-## update::
-##   pulls latest nux-env from repository.
+##
+##  update::
+##    pulls latest nux-env from repository.
   function :update {
     pushd $NUX_ENV_DIR > /dev/null
     git stash
@@ -22,12 +23,35 @@
     popd > /dev/null
 }
 
+##
 ##  install::
 ##    Install nux-env recommended binaries if not present
   function :install {
-    :
-
+    echo $NUX_ENV_DIR
+    :symlink bashrc .bashrc
   }
+
+  function :symlink source target {
+    local env=~
+    target=${env}/${target}
+    source=${NUX_ENV_DIR}/${source}
+    real_source=$(realpath $source)
+    nux.log debug "$target" is symlink to "$real_source"
+    if [ -e "$target" ] {
+      nux.log debug "$target" exists
+      if [ -h "$target" ] {
+          link_target=$(realpath $target)
+          if [ "$real_source" =  "$link_target" ] {
+            nux.log debug "$target" is already symlink to $source
+            return;
+          }
+          nux.log debug "$target" is symlink to "$link_target"
+
+      }
+    }
+  }
+
+##
 ##  fixmes::
 ##     List all fixmes for nux-env
   function :fixmes {
@@ -35,9 +59,10 @@
     find "$NUX_INC_DIR"  -iname "*.sh" | xargs fgrep -n FIXME
   }
 
+
+##
 ##  help library:: <inc>
 ##     Displays help for specified nuxs-env library.
-##
   function :help.library name {
     nux.log debug "Library"
     if [ -e "$NUX_INC_DIR/$name.inc.sh" ] {
diff --git a/bin/nux-runner b/bin/nux-runner
index 979c0b4..ade1985 100755
--- a/bin/nux-runner
+++ b/bin/nux-runner
@@ -132,6 +132,9 @@ if [ -n  "$NUX_SCRIPT" ]; then
 
   NUX_SCRIPTNAME=$(basename "$NUX_SCRIPT")
 
+  NUX_APP_NAME="${NUX_APP_NAME:=$NUXR_APP_NAME}"
+  NUX_APP_DIR="${NUX_APP_DIR:=$NUXR_APP_DIR}"
+
   nux.log trace "NUX_SCRIPT env: " $(set | grep NUX_SCRIPT)
   if [ -z "$NUX_NO_INCLUDE" ]
   then
diff --git a/bin/taskie b/bin/taskie
index 1051463..6f88a4f 100755
--- a/bin/taskie
+++ b/bin/taskie
@@ -14,7 +14,7 @@ nux.use taskie/backend.dir
 
 function with.backend backendId {
   backend=$(echo $backendId | cut -d: -f1);
-  nux.exec.optional backend.$backend.with;
+  nux.exec.optional backend.$backend.with "$backendId";
 }
 
 function endwith.backend {
@@ -40,6 +40,7 @@ function endwith.backend {
     if ! backend.$backend.issue.exists "$@" ; then
       local labels=$(backend.$backend.labels.id)
       nux.log debug "Labels: $labels"
+
       label=$(echo "$labels" | grep -G "^$1:")
       local labelName=""
       local labelId=""