Nightscout butane configuration for Fedora CoreOS with IFTTT and Dexcom modules enabled

deploy.sh

#!/bin/bash

IGNITION_CONFIG="/srv/coreos/nightscout.ign"
IMAGE="/srv/coreos/fedora-coreos-38.qcow2"
VM_NAME="nightscout"
VCPUS="4"
RAM_MB="4000"
STREAM="stable"
DISK_GB="12"

virt-install --connect="qemu:///system" --name="${VM_NAME}" --vcpus="${VCPUS}" --memory="${RAM_MB}" \
        --os-variant="fedora-coreos-$STREAM" --import --graphics=none --autostart \
        --disk="size=${DISK_GB},backing_store=${IMAGE}" \
        --disk=/dev/mapper/CHANGEME \
        --network bridge=virbr0 \
        --qemu-commandline="-fw_cfg name=opt/com.coreos/config,file=${IGNITION_CONFIG}"

nightscout-settings.json

{
        "settings":{},
        "extendedSettings":{
                "maker": {
                        "key": "CHANGEME"
                }
        }
}

nightscout.bu

variant: fcos
version: 1.5.0
passwd:
  users:
    - name: core
      ssh_authorized_keys:
        - ssh-rsa CHANGEME
storage:
  files:
    - path: /etc/containers/systemd/mongodb.container
      contents:
        inline: |
          [Unit]
          Description=mongo
          After=network-online.target
          Wants=network-online.target

          [Container]
          Image=docker.io/mongo:4
          Network=host
          Volume=mongodb:/data/db

          [Install]
          WantedBy=multi-user.target
    - path: /etc/containers/systemd/mongo-express.container
      contents:
        inline: |
          [Unit]
          Description=mongo-express
          After=network-online.target mongodb.service
          Wants=network-online.target

          [Container]
          Image=docker.io/mongo-express:latest
          Environment=ME_CONFIG_MONGODB_URL=mongodb://localhost:27017/
          Network=host

          [Install]
          WantedBy=multi-user.target
    - path: /etc/containers/systemd/file-server.container
      contents:
        inline: |
          [Unit]
          Description=static file server
          After=network-online.target
          Wants=network-online.target

          [Container]
          Image=docker.io/halverneus/static-file-server
          Network=host
          Volume=/var/srv/httpFileServer:/web:z
          Environment=PORT=5007
          Environment=FOLDER=/web

          [Install]
          WantedBy=multi-user.target
    - path: /etc/containers/systemd/nightscout.container
      contents:
        inline: |
          [Unit]
          Description=nightscout
          After=network-online.target mongodb.service file-server.service
          Wants=network-online.target

          [Container]
          Image=docker.io/nightscout/cgm-remote-monitor:latest
          Environment=TZ=America/Los_Angeles
          Environment=INSECURE_USE_HTTP=true
          Environment=SECURE_HSTS_HEADER=false
          Environment=HOSTNAME=0.0.0.0
          Environment=MONGO_CONNECTION=mongodb://localhost:27017/nightscout
          Environment=API_SECRET=CHANGEME
          Environment=AUTH_DEFAULT_ROLES=readable
          Environment=DISPLAY_UNITS=mg/dl
          Environment=ENABLE=bridge maker
          Environment=BRIDGE_USER_NAME=CHANGEME
          Environment=BRIDGE_PASSWORD=CHANGEME
          Environment=IMPORT_CONFIG=http://127.0.0.1:5007/nightscout-settings.json
          Network=host

          [Install]
          WantedBy=multi-user.target
  filesystems:
    - path: /var/srv
      device: /dev/disk/by-uuid/CHANGEME
      format: xfs
      with_mount_unit: true
systemd:
  units:
    - name: podman-prune.service
      enabled: true
      contents: |
        [Unit]
        Description=podman prune
        After=network-online.target
        Wants=network-online.target

        [Service]
        Type=oneshot
        ExecStartPre=/usr/bin/sleep 30m
        ExecStart=/bin/podman system prune -af

        [Install]
        WantedBy=multi-user.target