diff --git a/.gitignore b/.gitignore
index ebb696b..0984bd9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 **/tmp
+**/logs
 **/.env
 **/.env.old
 /docker-compose.yml
diff --git a/config/config.sh b/config/config.sh
index 40e501a..76007c5 100644
--- a/config/config.sh
+++ b/config/config.sh
@@ -1,11 +1,11 @@
 #!/bin/bash
 
-export GLD_dotfiles=(
+export core__dotfiles=(
   "aliases"
   "functions"
 )
 
-export GLD_apt_packages=(
+export core__apt_packages=(
   "apt-transport-https"
   "build-essential"
   "ca-certificates"
@@ -24,7 +24,7 @@ export GLD_apt_packages=(
   "zsh"
 )
 
-export GLD_snap_packages=(
+export core__snap_packages=(
   "code --classic"
   "discord"
   "gimp"
@@ -35,25 +35,25 @@ export GLD_snap_packages=(
   "vlc"
 )
 
-export GLD_brew_formulaes=(
+export core__brew_formulaes=(
   "thefuck"
 )
 
-export GLD_brew_k8s_formulaes=(
+export core__brew_k8s_formulaes=(
   "kubectl"
   "kubectx"
   "kubeseal"
   "helm"
 )
 
-export GLD_omz_plugins=(
+export core__omz_plugins=(
   "zsh-autosuggestions"
   "zsh-completions"
   "zsh-history-substring-search"
   "zsh-syntax-highlighting"
 )
 
-export GLD_vscode_extensions=(
+export core__vscode_extensions=(
   "ms-azuretools.vscode-docker"
   "dracula-theme.theme-dracula"
   "eamodio.gitlens"
diff --git a/config/ui.sh b/config/ui.sh
index b14e1c7..6d7e0b5 100644
--- a/config/ui.sh
+++ b/config/ui.sh
@@ -1,10 +1,10 @@
 #!/bin/bash
 
-ui_error()   { echo -e "\e[31m[x] $*.\e[0m";      }
-ui_wip()     { echo -e "\e[33m[-] $*...\e[0m";    }
-ui_success() { echo -e "\e[32m[v] $* !\e[0m";     }
-ui_info()    { echo -e "\e[34m[?] $*;\e[0m";      }
-ui_cmd()     { echo -e "\e[1;30;107m[$] $*\e[0m"; } 
+core__ui_error()   { echo -e "\e[31m[x] $*.\e[0m";      }
+core__ui_wip()     { echo -e "\e[33m[-] $*...\e[0m";    }
+core__ui_success() { echo -e "\e[32m[v] $* !\e[0m";     }
+core__ui_info()    { echo -e "\e[34m[?] $*;\e[0m";      }
+core__ui_cmd()     { echo -e "\e[1;30;107m[$] $*\e[0m"; } 
 
-ui_start() { ui_wip "starting the action"; sleep 1; }
-ui_done()  { ui_success "action done"; sleep 2;     }
+core__ui_start() { core__ui_wip "starting the action"; sleep 1; }
+core__ui_done()  { core__ui_success "action done"; sleep 2;     }
diff --git a/config/utils.sh b/config/utils.sh
index 75d3775..4edeaa9 100644
--- a/config/utils.sh
+++ b/config/utils.sh
@@ -3,54 +3,85 @@
 # shellcheck source=/dev/null
 source "$PWD"/config/config.sh
 
-function GLD_apt_packages_install () {
+function foo () {
+  echo "bar"
+}
+
+function core__log_cmd () {
+  if [[ ! -d "logs/" ]]; then
+    core__ui_info "/logs folder not found; creating"
+    mkdir "logs"
+  fi
+  date_format='+%Y-%m-%dT%H:%M:%S.%3NZ'
+  logfile="logs/GLD-$(date '+%Y-%m-%d').log"
+  exit_code=$1
+  cmd=$2
+  if [[ exit_code -ne 0 ]] ; then
+    message="$(date $date_format) - FAIL [$exit_code] \"$cmd\""
+  else
+    message="$(date $date_format) - INFO \"$cmd\""
+  fi
+  echo "$message" >> "$logfile"
+}
+
+
+
+function core__install__apt_packages () {
   ARRAY=$*
   for i in $ARRAY; do
     if ! command -v "$i" &> /dev/null; then
-      ui_info "installing \"$i\" binary"
+      core__ui_info "installing \"$i\" binary"
       exec=(sudo apt install "$i" -y)
     else
-      ui_info "upgrade \"$i\" binary because already exist"
+      core__ui_info "upgrade \"$i\" binary because already exist"
       exec=(sudo apt upgrade "$i" -y)
     fi
-    ui_cmd "${exec[@]}" ; "${exec[@]}"
+    core__ui_cmd "${exec[@]}" ; "${exec[@]}"
+    exit_code=$?
+    core__log_cmd $exit_code "${exec[*]}"
   done
 }
 
-function GLD_brew_formulaes_install () {
+function core__brew_formulaes_install () {
   ARRAY=$*
   for i in $ARRAY; do
     if ! command -v "$i" &> /dev/null; then
-      ui_info "installing \"$i\" binary"
+      core__ui_info "installing \"$i\" binary"
       exec=(brew install "$i")
     else
-      ui_info "upgrade \"$i\" binary because already exist"
+      core__ui_info "upgrade \"$i\" binary because already exist"
       exec=(brew upgrade "$i")
     fi
-    ui_cmd "${exec[@]}" ; "${exec[@]}"
+    core__ui_cmd "${exec[@]}" ; "${exec[@]}"
+    exit_code=$?
+    core__log_cmd $exit_code "${exec[*]}"
   done
 }
 
-function GLD_snap_packages_install () {
+function core__snap_packages_install () {
   
-  for ((i = 0; i < ${#GLD_snap_packages[@]}; i++)) ; do
-    if ! command -v "${GLD_snap_packages[$i]}" &> /dev/null; then
-      ui_info "installing \"${GLD_snap_packages[$i]}\" binary"
-      exec=(sudo snap install "${GLD_snap_packages[$i]}")
+  for ((i = 0; i < ${#core__snap_packages[@]}; i++)) ; do
+    if ! command -v "${core__snap_packages[$i]}" &> /dev/null; then
+      core__ui_info "installing \"${core__snap_packages[$i]}\" binary"
+      exec=(sudo snap install "${core__snap_packages[$i]}")
     else
-      ui_info "upgrade \"${GLD_snap_packages[$i]}\" binary because already exist"
-      exec=(sudo snap refresh "${GLD_snap_packages[$i]}")
+      core__ui_info "upgrade \"${core__snap_packages[$i]}\" binary because already exist"
+      exec=(sudo snap refresh "${core__snap_packages[$i]}")
     fi
-    ui_cmd "${exec[@]}" ; "${exec[@]}"
+    core__ui_cmd "${exec[@]}" ; "${exec[@]}"
+    exit_code=$?
+    core__log_cmd $exit_code "${exec[*]}"
   done
 }
 
-function GLD_vscode_extensions_install () {
+function core__vscode_extensions_install () {
   ARRAY=$*
   for i in $ARRAY; do
     if ! command -v "$i" &> /dev/null; then
       exec=(code --install-extension "$i")
     fi
-    ui_cmd "${exec[@]}" ; "${exec[@]}"
+    core__ui_cmd "${exec[@]}" ; "${exec[@]}"
+    exit_code=$?
+    core__log_cmd $exit_code "${exec[*]}"
   done
 }
diff --git a/exec/apt/install.sh b/exec/apt/install.sh
index 3a327c6..468768c 100755
--- a/exec/apt/install.sh
+++ b/exec/apt/install.sh
@@ -5,8 +5,8 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-ui_start
+core__ui_start
 
-GLD_apt_packages_install "${GLD_apt_packages[@]}"
+core__install__apt_packages "${core__apt_packages[@]}"
 
-ui_done
\ No newline at end of file
+core__ui_done
\ No newline at end of file
diff --git a/exec/apt/update.sh b/exec/apt/update.sh
index 1838426..8a488be 100755
--- a/exec/apt/update.sh
+++ b/exec/apt/update.sh
@@ -8,9 +8,14 @@ source "$PWD"/config/utils.sh
 exec_a=(sudo apt update -y)
 exec_b=(sudo apt upgrade -y)
 
-ui_start
+core__ui_start
 
-ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
-ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
+core__ui_cmd "${exec_a[@]}"; "${exec_a[@]}"
+exit_code=$?
+core__log_cmd $exit_code "${exec_a[*]}"
 
-ui_done
\ No newline at end of file
+core__ui_cmd "${exec_b[@]}"; "${exec_b[@]}"
+exit_code=$?
+core__log_cmd $exit_code "${exec_b[*]}"
+
+core__ui_done
\ No newline at end of file
diff --git a/exec/brew/binary.sh b/exec/brew/binary.sh
index fbc83a5..c55a96e 100644
--- a/exec/brew/binary.sh
+++ b/exec/brew/binary.sh
@@ -17,11 +17,18 @@ ui_start
 if ! command -v brew &> /dev/null; then
   ui_info "installing brew executable"
   ui_cmd "${exec_install[@]}" ; NONINTERACTIVE=1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
+  exit_code=$?
+  log_cmd $exit_code "${exec_install[*]}"
+
   if [ -f "$HOME"/.zshrc ]; then
-  ui_info "$HOME/.zshrc detected"
+    ui_info "$HOME/.zshrc detected"
     if ! grep -q "${exec_env[@]}" < "$HOME"/.zshrc ; then
       ui_info "dotfile sourcing not found"
-      ui_cmd "${exec_env[*]} >> $HOME/.zshrc" ; printf "\n\n%s\n$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)" >> "$HOME"/.zshrc
+      ui_cmd "${exec_env[*]} >> $HOME/.zshrc"
+      printf "\n\n%s\n$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)" >> "$HOME"/.zshrc
+    exit_code=$?
+    log_cmd $exit_code "${exec_env[*]}"
+
     else
       ui_info "sourcing already found, terminating" 
     fi
@@ -36,7 +43,15 @@ ui_info "setting env vars"
 eval $(/home/linuxbrew/.linuxbrew/bin/brew shellenv)
 
 ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
+exit_code=$?
+log_cmd $exit_code "${exec_a[*]}" 
+
 ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
+exit_code=$?
+log_cmd $exit_code "${exec_b[*]}" 
+
 ui_cmd "${exec_c[@]}" ; "${exec_c[@]}"
+exit_code=$?
+log_cmd $exit_code "${exec_c[*]}" 
 
 ui_done
diff --git a/exec/dotfiles/dotfiles.sh b/exec/dotfiles/dotfiles.sh
index 17e94e1..d12b3e0 100644
--- a/exec/dotfiles/dotfiles.sh
+++ b/exec/dotfiles/dotfiles.sh
@@ -5,18 +5,23 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-ui_start
+core__ui_start
 
-for i in "${GLD_dotfiles[@]}"
+for i in "${core__dotfiles[@]}"
 do
   file="$HOME/.$i"
   exec_a=(mv "$HOME"/."$i" "$HOME"/."$i".old)
   exec_b=(cp "$PWD"/config/files/"$i".sh "$HOME"/."$i")
   if [ -f "$file" ]; then
-    ui_info "$file already exists, creating old version"
-    ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
+    core__ui_info "$file already exists, creating old version"
+
+    core__ui_cmd "${exec_a[@]}"; "${exec_a[@]}"
+    exit_code=$?
+    core__log_cmd $exit_code "${exec_a[*]}"
   fi
-  ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
+  core__ui_cmd "${exec_b[@]}"; "${exec_b[@]}"
+  exit_code=$?
+  core__log_cmd $exit_code "${exec_b[*]}"
 done
 
-ui_done
\ No newline at end of file
+core__ui_done
\ No newline at end of file
diff --git a/exec/dotfiles/rcfiles.sh b/exec/dotfiles/rcfiles.sh
index b528473..ee076c1 100644
--- a/exec/dotfiles/rcfiles.sh
+++ b/exec/dotfiles/rcfiles.sh
@@ -5,22 +5,25 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-ui_start
+core__ui_start
 
-sourcing="source $HOME/.aliases; source $HOME/.functions"
+exec="printf source $HOME/.aliases; source $HOME/.functions >> $HOME/.zshrc "
 
 
 if [ -f "$HOME"/.zshrc ]; then
-  ui_info "$HOME/.zshrc detected"
-  if ! grep -q "$sourcing" < "$HOME"/.zshrc ; then
-    ui_info "dotfile sourcing not found"
-    ui_cmd "$sourcing >> $HOME/.zshrc"
-    printf "\n%s\n" "$sourcing" >> "$HOME"/.zshrc
+  core__ui_info "$HOME/.zshrc detected"
+  if ! grep -q "$exec" < "$HOME"/.zshrc ; then
+    core__ui_info "dotfile sourcing not found"
+    core__ui_cmd "printf \"$exec\" >> $HOME/.zshrc" ; printf "\n%s\n" "$exec" >> "$HOME"/.zshrc
+
+    exit_code=$?
+    core__log_cmd $exit_code "printf \"$exec\" >> $HOME/.zshrc"
+    # printf "\n%s\n" "$exec" >> "$HOME"/.zshrc
   else
-    ui_info "sourcing already found, terminating" 
+    core__ui_info "sourcing already found, terminating" 
   fi
 else
-  ui_error "$HOME/.zshrc not found"
+  core__ui_error "$HOME/.zshrc not found"
 fi
 
-ui_done
+core__ui_done
diff --git a/exec/snap/install.sh b/exec/snap/install.sh
index 83e4010..fe2208e 100644
--- a/exec/snap/install.sh
+++ b/exec/snap/install.sh
@@ -5,9 +5,8 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-ui_start
+core__ui_start
 
+core__snap_packages_install 
 
-GLD_snap_packages_install 
-
-ui_done
+core__ui_done
diff --git a/exec/snap/refresh.sh b/exec/snap/refresh.sh
index b9bb2cb..f52700a 100644
--- a/exec/snap/refresh.sh
+++ b/exec/snap/refresh.sh
@@ -5,10 +5,17 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-exec=(sudo snap refresh)
+exec_a=(killall snap-store)
+exec_b=(sudo snap refresh)
 
-ui_start
+core__ui_start
 
-ui_cmd "${exec[@]}" ; "${exec[@]}"
+core__ui_cmd "${exec_a[@]}"; "${exec_a[@]}"
+exit_code=$?
+core__log_cmd $exit_code "${exec_a[*]}"
 
-ui_done
+core__ui_cmd "${exec_b[@]}"; "${exec_b[@]}"
+exit_code=$?
+core__log_cmd $exit_code "${exec_b[*]}"
+
+core__ui_done
\ No newline at end of file
diff --git a/exec/vscode/extensions.sh b/exec/vscode/extensions.sh
index da8a541..3ea2ee7 100644
--- a/exec/vscode/extensions.sh
+++ b/exec/vscode/extensions.sh
@@ -5,8 +5,8 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-ui_start
+core__ui_start
 
-GLD_vscode_extensions_install "${GLD_vscode_extensions[@]}"
+core__vscode_extensions_install "${core__vscode_extensions[@]}"
 
-ui_done
\ No newline at end of file
+core__ui_done
\ No newline at end of file
diff --git a/exec/vscode/settings.sh b/exec/vscode/settings.sh
index a029fa2..a82a983 100644
--- a/exec/vscode/settings.sh
+++ b/exec/vscode/settings.sh
@@ -5,11 +5,12 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-exec_a=(cp "$PWD"/config/files/vscode-settings.json "$HOME"/.config/Code/User/settings.json)
+exec=(cp "$PWD"/config/files/vscode-settings.json "$HOME"/.config/Code/User/settings.json)
 
-ui_start
+core__ui_start
 
-ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
-ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
-ui_done
+core__ui_cmd "${exec[@]}"; "${exec[@]}"
+exit_code=$?
+core__log_cmd $exit_code "${exec[*]}"
 
+core__ui_done
\ No newline at end of file
diff --git a/exec/zsh/framework.sh b/exec/zsh/framework.sh
index b085004..5a6085e 100644
--- a/exec/zsh/framework.sh
+++ b/exec/zsh/framework.sh
@@ -7,12 +7,12 @@ source "$PWD"/config/utils.sh
 
 exec=(sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" "" --unattended)
 
-ui_start
+core__ui_start
 
 if [ ! -d "$HOME"/.oh-my-zsh/ ]; then
-  ui_cmd "${exec[@]}" ; "${exec[@]}"
+  core__ui_cmd "${exec[@]}" ; "${exec[@]}"
 else
-  ui_info "$HOME/.oh-my-zsh/ folder exists; skipping.."
+  core__ui_info "$HOME/.oh-my-zsh/ folder exists; skipping.."
 fi
 
-ui_done
\ No newline at end of file
+core__ui_done
\ No newline at end of file
diff --git a/exec/zsh/plugins.sh b/exec/zsh/plugins.sh
index ab181b3..ac3435e 100644
--- a/exec/zsh/plugins.sh
+++ b/exec/zsh/plugins.sh
@@ -5,26 +5,26 @@ source "$PWD"/config/ui.sh
 source "$PWD"/config/config.sh
 source "$PWD"/config/utils.sh
 
-ui_start
+core__ui_start
 
 sed -i.old "s/^plugins=(git).*/plugins=(\n  git\n)$i/g" "$HOME"/.zshrc
 
-for i in "${GLD_omz_plugins[@]}"
+for i in "${core__omz_plugins[@]}"
 do
   if [ ! -d "$HOME"/.oh-my-zsh/custom/plugins/"$i" ]; then
     exec_a=(git clone https://github.com/zsh-users/"$i".git "$HOME"/.oh-my-zsh/custom/plugins/"$i")
     exec_b=(sed -i.old "s/^plugins=(.*/plugins=(\n  $i/g" "$HOME"/.zshrc)
 
-    ui_info "$i folder does not exist"
+    core__ui_info "$i folder does not exist"
 
-    ui_info "installing $i plugin"
-    ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
+    core__ui_info "installing $i plugin"
+    core__ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
 
-    ui_info "write new plugin in $HOME/.zshrc"
-    ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
+    core__ui_info "write new plugin in $HOME/.zshrc"
+    core__ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
   else
-    ui_info "$i folder exists; skipping plugin"
+    core__ui_info "$i folder exists; skipping plugin"
   fi
 done
 
-ui_done
\ No newline at end of file
+core__ui_done
\ No newline at end of file
diff --git a/exec/zsh/prompt.sh b/exec/zsh/prompt.sh
index 09b49c3..ca44f61 100644
--- a/exec/zsh/prompt.sh
+++ b/exec/zsh/prompt.sh
@@ -9,20 +9,20 @@ exec_a=(git clone https://github.com/spaceship-prompt/spaceship-prompt.git "$HOM
 exec_b=(ln -s "$HOME/.oh-my-zsh/custom/themes/spaceship-prompt/spaceship.zsh-theme" "$HOME/.oh-my-zsh/themes/spaceship.zsh-theme")
 exec_c=(sed -i.old "s/^ZSH_THEME=\".*/ZSH_THEME=\"spaceship\"/g" "$HOME"/.zshrc)
 
-ui_start
+core__ui_start
 
 if [ ! -d "$HOME"/.oh-my-zsh/oh-my-zsh/custom/themes/spaceship-prompt ]; then
-  ui_info "installing 'spaceship-prompt' theme"
-  ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
+  core__ui_info "installing 'spaceship-prompt' theme"
+  core__ui_cmd "${exec_a[@]}" ; "${exec_a[@]}"
 
-  ui_info "create symlink"
-  ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
+  core__ui_info "create symlink"
+  core__ui_cmd "${exec_b[@]}" ; "${exec_b[@]}"
 
-  ui_info "update .zshrc with current prompt"
-  ui_cmd "${exec_c[@]}" ; "${exec_c[@]}"
+  core__ui_info "update .zshrc with current prompt"
+  core__ui_cmd "${exec_c[@]}" ; "${exec_c[@]}"
 else
-  ui_info "folder exists; skipping.."
+  core__ui_info "folder exists; skipping.."
 fi
 
 
-ui_done
\ No newline at end of file
+core__ui_done
\ No newline at end of file