feat: got teh panel working

applications/pelican/pelican-panel-update.nix

@@ -0,0 +1,48 @@
+{
+  pkgs,
+  dir,
+}:
+pkgs.writeShellScriptBin "pelican-update" ''
+  DIR=${dir}
+
+  echo "Updateing Pelican panel in $DIR ..."
+  if [ -d $DIR ]; then
+    echo "Directory $DIR found, entering maintenance mode ..."
+  else
+    echo "Directory $DIR does not exist, exiting"
+    exit 1
+  fi
+
+  cd $DIR
+  php artisan down
+
+  echo "Downloading Pelican panel update ..."
+  curl -L https://github.com/pelican-dev/panel/releases/latest/download/panel.tar.gz | tar -xzv
+
+  echo "Setting permissions ..."
+  chmod -R 755 storage/* bootstrap/cache
+
+  echo "Updating Pelican panel using composer ..."
+  yes | composer install --no-dev --optimize-autoloader
+
+  echo "Clearing compiled template cache ..."
+  php artisan view:clear
+  php artisan config:clear
+
+  echo "Optimizing Pelican panel ..."
+  php artisan filament:optimize
+
+  echo "Updating the database ..."
+  php artisan migrate --seed --force
+
+  echo "Setting permissions ..."
+  chown -R nginx:acme $DIR
+
+  echo "Restart Pelican queue service ..."
+  systemctl restart pelican-queue.service
+
+  echo "Exiting maintenance mode ..."
+  php artisan up
+
+  echo "Pelican panel updated successfully"
+''