VoxIP Kiosk OS 1.0.0: Raspberry Pi kiosk with web management

Chromium kiosk without a desktop for the Raspberry Pi 3, a Flask web
interface on port 8080 (kiosk, system and network management), a
restricted root helper, network changes with automatic rollback, a
healthcheck timer, install/update/uninstall scripts and a pi-gen image
build.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

config/zram-generator.conf

@@ -0,0 +1,5 @@
+# VoxIP Kiosk OS: compressed swap in RAM instead of a swap file on the SD card.
+[zram0]
+zram-size = ram / 2
+compression-algorithm = zstd
+swap-priority = 100