Add Pi Zero headless serial bridge with AP portal and daily RTC-based logs

systemd/serial-bridge.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Serial Bridge + WiFi Captive Portal + RTC/NTP
+After=network.target wpa_supplicant.service
+Wants=network.target
+
+[Service]
+Type=simple
+User=root
+Group=root
+WorkingDirectory=/opt/serial-bridge/src
+Environment=PYTHONUNBUFFERED=1
+ExecStart=/opt/serial-bridge/.venv/bin/python /opt/serial-bridge/src/main.py
+Restart=always
+RestartSec=3
+
+[Install]
+WantedBy=multi-user.target