minor changes

postinstall

@@ -19,6 +19,7 @@ if [ "$whereami" != "$scriptdir" ]; then printf "\nWrong directory! Script must
 # Define variables and functions
 #
 line () { printf -- '-%.0s' {1..50}; printf '\n'; }
+# shellcheck disable=SC2010
 nginxconfig=$(ls -la |grep "conf" |awk '{print $9}')
 #
 # Function to check if a service is already running or not
@@ -71,7 +72,7 @@ printf '%s\n' "${giteaconfig[@]}" |sed '$d' >> /etc/gitea/app.ini
 #
 # Adjusting gitea nginx configuration and cleaning up
 # 
-sed -i 's/# Optional //' /etc/nginx/conf.d/$nginxconfig ; rm $nginxconfig
+sed -i 's/# Optional //' /etc/nginx/conf.d/"$nginxconfig" ; rm "$nginxconfig"
 #
 # Restart Gitea and Nginx in order for changes to take effect
 #