🧑‍💻 Improve shebang compatibility (#1180)

Signed-off-by: Muhammed Hussain Karimi <info@karimi.dev>

docs/examples/docker/docker-quickstart.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # RustFS Docker Quick Start Script
 # This script provides easy deployment commands for different scenarios

docs/examples/docker/enhanced-docker-deployment.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # RustFS Enhanced Docker Deployment Examples
 # This script demonstrates various deployment scenarios for RustFS with console separation

docs/examples/docker/enhanced-security-deployment.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # RustFS Enhanced Security Deployment Script
 # This script demonstrates production-ready deployment with enhanced security features