Add bash starter template

Author: skrysm

content/articles/bash/script-template.md

@@ -0,0 +1,49 @@
+---
+title: Starter template for a Bash script
+date: 2025-12-30
+topics:
+- bash
+---
+
+```sh
+#!/usr/bin/env bash
+
+# Exit immediately if any command exits with non-zero status
+set -e
+# Exit if an undefined variable is used
+set -u
+# Fail if any command in a pipeline fails (not just the last one)
+set -o pipefail
+
+# Print line at which the script failed, if it failed (due to "set -e").
+trap 'print_error "Script failed at line $LINENO"' ERR
+
+# Configuration
+SCRIPT_NAME="$(basename "$0")"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# Colors for output (optional)
+readonly RED='\033[0;31m'
+readonly YELLOW='\033[1;33m'
+readonly CYAN='\033[0;36m'
+readonly NC='\033[0m' # No Color
+
+print_error() {
+    echo -e "${RED}$*${NC}" >&2
+}
+
+print_warn() {
+    echo -e "${YELLOW}$*${NC}" >&2
+}
+
+print_title() {
+    echo -e "${CYAN}$*${NC}"
+    echo
+}
+
+###########################################################################################
+#
+# Main Script
+#
+###########################################################################################
+```