Extra logging when app fails to install

src/freedombone-installer

@@ -1524,6 +1524,13 @@ function install_apps_from_webadmin {
                   echo "if ! /usr/bin/timeout $APP_INSTALL_TIMEOUT_SEC /usr/local/bin/${PROJECT_NAME}-addremove add \"${app_name}\" > \"$webadmin_install_dir/applog.txt\"; then";
                   echo "    sed -i \"/$linestr/d\" \"$pending_installs\"";
                   echo "    notification_str=\"$translated_notification_failed\"";
+                  echo "    if [ -f \"/etc/nginx/sites-available/${app_domain}\" ]; then";
+                  echo "        echo \"Removing /etc/nginx/sites-available/${app_domain}\" >> \"$webadmin_install_dir/applog.txt\"";
+                  echo "        nginx_dissite \"${app_domain}\"";
+                  echo "        rm \"/etc/nginx/sites-available/${app_domain}\"";
+                  echo "        echo \"Restarting nginx\" >> \"$webadmin_install_dir/applog.txt\"";
+                  echo '        systemctl restart nginx';
+                  echo '    fi';
                   echo 'else';
                   echo "    notification_str=\"$translated_notification_success\"";
                   echo 'fi';