Added installation steps for Piler WebUI and improved config file handling in piler-install.sh. Updated unifi-os-server-vm.sh to always prompt for VMID, refactored machine type selection, improved storage validation, added swap file setup for stability, and increased VM IP detection attempts for reliability.
Introduces Piler email archiving with new install and container scripts, and adds metadata for frontend integration. Updates Pixelfed and Postgresus install scripts to improve PHP-FPM pool configuration and streamline build steps.
