====== Ubuntu 24 Server Recovery ======
Full rebuild procedure for Amiga-Z server.

If the server dies, follow this document exactly.

----

===== 1. Fresh OS Install =====

Install:
  * Ubuntu Server 24
  * Enable OpenSSH during install

After login:

<code bash>
sudo apt update && sudo apt upgrade -y
sudo apt install -y nginx php8.3-fpm php8.3-cli php8.3-common php8.3-curl php8.3-gd php8.3-mbstring php8.3-xml php8.3-zip php8.3-intl php8.3-sqlite3 unzip curl git
</code>

Enable services:
<code bash>
sudo systemctl enable nginx
sudo systemctl enable php8.3-fpm
</code>

----

===== 2. Restore Website Files =====

Create directory:
<code bash>
sudo mkdir -p /var/www/html
</code>

Restore backup:
<code bash>
tar -xzf amigaz-site-backup.tar.gz -C /var/www/html
</code>

Fix permissions:
<code bash>
sudo chown -R www-data:www-data /var/www/html
</code>

----

===== 3. Restore nginx Config =====

Restore from backup:
<code>
/etc/nginx/sites-available/
</code>

Test:
<code bash>
sudo nginx -t
sudo systemctl reload nginx
</code>

----

===== 4. Verify PHP Modules =====

<code bash>
php -m | grep sqlite
php -i | grep "PDO drivers"
</code>

Expected:
<code>
PDO drivers => sqlite
</code>

If missing:
<code bash>
sudo apt install php8.3-sqlite3
sudo systemctl restart php8.3-fpm
</code>

----

===== 5. Restore SSL (if used) =====

If using certbot:
<code bash>
sudo apt install certbot python3-certbot-nginx
sudo certbot --nginx
</code>

----

===== 6. Validate Services =====

<code bash>
systemctl status nginx
systemctl status php8.3-fpm
df -h
</code>

Open browser:
  * Test main site
  * Test wiki search
  * Test plugin pages

----

===== Emergency Debug Commands =====

<code bash>
journalctl -xe
tail -n 50 /var/log/nginx/error.log
tail -n 50 /var/www/html/amigaz/wiki/data/log/error.log
</code>

----

===== Post-Recovery Checklist =====

  * Confirm wiki search works
  * Confirm tagging plugin works
  * Confirm backups resume
  * Confirm firewall active
  * Confirm SSL valid

----

===== Final Rule =====

If you fixed something painful:
  → Document it immediately.