improved memory and system updates logic in .bashrc #157

	name: Shell Script Linter

	permissions:
	contents: read

	on:
	push:
	branches: [ "main", "test", "dev"]
	pull_request:
	branches: [ "main" ]

	jobs:
	shellcheck:
	name: Shellcheck
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install ShellCheck
	run: sudo apt-get update && sudo apt-get install -y shellcheck
	- name: Run Shellcheck
	run: \|
	set -o pipefail

	files_to_check=$(find . -type f -name ".sh" -not -path "./.git/")

	if [ -z "$files_to_check" ]; then
	echo "No .sh files found to check."
	exit 0
	fi

	echo "--- Checking for all warnings and style issues ---"
	echo "$files_to_check" \| xargs shellcheck -f gcc \| while IFS= read -r line; do
	file=$(echo "$line" \| cut -d: -f1)
	line_no=$(echo "$line" \| cut -d: -f2)
	message=$(echo "$line" \| cut -d: -f4-)
	echo "::warning file=$file,line=$line_no::$message"
	done \|\| true

	echo "--- Checking for critical errors ---"
	echo "$files_to_check" \| xargs shellcheck --severity=error

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