Fix linting errors

Signed-off-by: Severin Kaderli <severin.kaderli@gmail.com>

system/.env

@@ -1,4 +1,6 @@
 #!/bin/bash
+. "${HOME}/bin/utils.sh"
+
 
 # Bash
 export HISTCONTROL=ignoreboth
@@ -36,16 +38,9 @@ export npm_config_prefix="$HOME/.node_modules"
 # Adding folders to the PATH variable
 export PATH="$PATH:$HOME/bin:$HOME/.node_modules/bin"
 
-# Color codes for bash prompt
-RESET='\033[0m'
-GREEN='\033[32m'
-RED='\033[31m'
-BLUE='\033[34m'
-YELLOW='\033[33m'
-
 # Set bash prompt
 set_bash_prompt() {
-	PS1="${Reset}┌─"
+	PS1="${RESET}┌─"
 	PS1="${PS1}${RED}[\t]"
 	PS1="${PS1}${BLUE}[\h]"
 	PS1="${PS1}${YELLOW}[\w]"