formatting, variables and intro text

.vscode/numbered-bookmarks.json

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+{
+	"bookmarks": []
+}

setup.sh

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+#!/bin/bash
+
+#######
+### Update NGINX configuration '<tags>' with proper values and optionally copy
+### to updated directory structure
+#######
+
+
+# text formatting ansi codes
+err="\e[1;31m"
+ok="\e[1;32m"
+warn="\e[93m"
+mag="\e[95m"
+cyan="\e[96m"
+norm="\e[0m"
+
+
+# set variables
+detectedIP=$(ip route get 1 | sed -n 's/^.*src \([0-9.]*\) .*$/\1/p')
+regexIP4="(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])"
+
+
+# quick intro for the user
+echo -e "\n${mag}This script will customize the provided NGINX template files for your"
+echo "environment.  You will be prompted for all necessary information.  After that,"
+echo "default error pages will be copied to your webroot and your NGINX configuration"
+echo -e "directory structure will be customized.${norm}\n"
+echo -e "${warn}You may accept the default option (listed in brackets) by simply"
+echo "pressing ENTER (i.e. no answer)."
+echo -e "You may exit this script at any prompt by typing 'X'${norm}\n"
+
+
+
+
+exit 0