script updates

scripts/setup.sh

@@ -1,12 +1,11 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
-SCRIPT_DIR=$(readlink -f $(dirname "${BASH_SOURCE[0]}"))
-REPO_DIR=$(dirname $SCRIPT_DIR)
+readonly SCRIPT_DIR=$(dirname $(readlink -f "${BASH_SOURCE[0]}"))
+readonly REPO_DIR=$(cd $(dirname $SCRIPT_DIR) && pwd)
 
 $SCRIPT_DIR/clear_data.sh
 $SCRIPT_DIR/create_password.sh
 
-alias compose="compose -f $REPO_DIR/docker-compose.yml"
 docker compose up -d