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/logrotate

@@ -0,0 +1,11 @@
+/var/log/voxip-kiosk/*.log {
+    weekly
+    rotate 8
+    maxsize 2M
+    compress
+    delaycompress
+    missingok
+    notifempty
+    create 0640 voxip voxip
+    su voxip voxip
+}