Homelab, Home Assistant and Linux projects from Jack Went.https://jackwent.co.uk/en-gbhttps://jackwent.co.uk/automatic-esphome-firmware-updates/https://jackwent.co.uk/automatic-esphome-firmware-updates/Two Home Assistant automations that update ESPHome and every ESP device overnight, one at a time, so I never have to click update again.Wed, 07 Oct 2026 00:00:00 GMThttps://jackwent.co.uk/home-assistant-server-monitoring-alerts/https://jackwent.co.uk/home-assistant-server-monitoring-alerts/One Home Assistant notification listing every offline server and pending update, which clears itself when everything is healthy. Full YAML included.Wed, 07 Oct 2026 00:00:00 GMThttps://jackwent.co.uk/home-assistant-server-rack-cooling/https://jackwent.co.uk/home-assistant-server-rack-cooling/How Home Assistant runs my rack fans, cools the UPS battery, watches NAS drive temperatures and warns me about leaks, with the automations to copy.Wed, 07 Oct 2026 00:00:00 GMThttps://jackwent.co.uk/rfid-cards-play-films-home-assistant/https://jackwent.co.uk/rfid-cards-play-films-home-assistant/Tap a card, the film plays: an ESP32 RFID reader, ESPHome and a Home Assistant automation that starts Plex films on the living room TV.Wed, 07 Oct 2026 00:00:00 GMThttps://jackwent.co.uk/sarcastic-ai-doorbell-llm-vision/https://jackwent.co.uk/sarcastic-ai-doorbell-llm-vision/Turn a doorbell camera into a cheeky British commentator with LLM Vision and Home Assistant. The full prompt, settings and real examples.Wed, 07 Oct 2026 00:00:00 GMThttps://jackwent.co.uk/monitor-ubuntu-servers-in-home-assistant-using-mqtt/https://jackwent.co.uk/monitor-ubuntu-servers-in-home-assistant-using-mqtt/Monitor your Ubuntu and Debian servers in Home Assistant with a lightweight MQTT agent: CPU, RAM, disk, IPs, pending updates, remote reboot and one-click self-updates, auto-discovered via Mosquitto.Thu, 16 Oct 2025 00:00:00 GMThttps://jackwent.co.uk/ubuntu-24-04-autopatch-script/https://jackwent.co.uk/ubuntu-24-04-autopatch-script/A script that keeps Ubuntu 24.04 servers patched automatically: updates, kept back packages and reboots, picking up where it left off after a restart.Sat, 24 Aug 2024 00:00:00 GMThttps://jackwent.co.uk/automated-garden-irrigation-system/https://jackwent.co.uk/automated-garden-irrigation-system/Build an automated garden irrigation system with a Raspberry Pi: soil moisture sensors, a pump, valve relays, a tank level sensor and the Python script that runs it.Tue, 26 Mar 2024 00:00:00 GMThttps://jackwent.co.uk/automating-tasks-with-scripts/https://jackwent.co.uk/automating-tasks-with-scripts/Handy PowerShell and Bash scripts from 20+ years in IT: code signing, real Windows uptime, firewall and BitLocker checks, Ubuntu update checks and auto patching.Sun, 17 Mar 2024 00:00:00 GMThttps://jackwent.co.uk/esp8266-ilonda-fish-feeder/https://jackwent.co.uk/esp8266-ilonda-fish-feeder/Turn a cheap Ilonda WiFi fish feeder into a Home Assistant device by swapping its chip for an ESP8266 running ESPHome. Kit list, YAML and step by step guide.Sun, 17 Mar 2024 00:00:00 GMThttps://jackwent.co.uk/home-assistant-smart-devices/https://jackwent.co.uk/home-assistant-smart-devices/My Home Assistant smart home on a Home Assistant Yellow and ZBT-2: Zigbee, Matter, ESPHome and over 40 automations, from server alerts to an AI doorbell.Sun, 17 Mar 2024 00:00:00 GMT