Rename cert-renew.sh to renew.sh in cert directory

Updated references in README.md and setup.sh to use 'renew.sh' instead of 'cert-renew.sh' for the certificate renewal script. This improves consistency and simplifies the script name.

README.md

@@ -93,7 +93,7 @@ To customize the portfolio:
 /etc/xray/cert/          # SSL certificates directory
 ├── x.crt                # SSL certificate
 ├── x.key                # Private key
-└── cert-renew.sh        # Certificate renewal script
+└── renew.sh             # Certificate renewal script
 ```
 
 ## 🔒 Security Features
@@ -110,7 +110,7 @@ To customize the portfolio:
 Certificates are automatically renewed monthly via cron job. To manually renew:
 
 ```bash
-bash ~/cert/etc/xray/cert/cert-renew.sh
+bash ~/cert/etc/xray/cert/renew.sh
 ```
 
 ### Nginx Configuration

setup.sh

@@ -278,7 +278,7 @@ sudo mkdir -p /etc/xray/cert
 chmod +r /etc/xray/cert/x.key
 
 # Create certificate renewal script
-cat >/etc/xray/cert/cert-renew.sh <<EOF
+cat >/etc/xray/cert/renew.sh <<EOF
 #!/bin/bash
 /home/$USERNAME/.acme.sh/acme.sh --install-cert -d $DOMAIN --ecc --fullchain-file /etc/xray/cert/x.crt --key-file /etc/xray/cert/x.key
 echo "X Certificates Renewed"
@@ -288,11 +288,11 @@ sudo systemctl restart xray
 echo "X Restarted"
 EOF
 
-chmod +x /etc/xray/cert/cert-renew.sh
+chmod +x /etc/xray/cert/renew.sh
 
 # Setup cron job
 crontab -l >temp_cron
-echo "0 1 1 * *   bash /etc/xray/cert/cert-renew.sh" >>temp_cron
+echo "0 1 1 * *   bash /etc/xray/cert/renew.sh" >>temp_cron
 crontab temp_cron
 rm temp_cron