Auto start google assistant on boot

assistant.service

#path /lib/systemd/system/assistant.service

[Unit]
Description=Google Assistant
Wants=network-online.target
After=network-online.target

[Service]
Type=simple
ExecStart=/bin/bash /home/pi/assistant-sdk-python/google-assistant-sdk/googlesamples/assistant/library/hotword.sh
Restart=on-abort
User=pi
Group=pi

[Install]
WantedBy=multi-user.target

assistant_start.sh

#!/bin/bash

source  /home/pi/env/bin/activate
google-assistant-demo

instructions

**** Enable and start service  ****

** To start service **

sudo systemctl start assistant.service

** Enable service **

sudo systemctl enable assistant.service

my_config_with_custom_python_file.sh

#!/bin/bash
#file path  /home/pi/assistant-sdk-python/google-assistant-sdk/googlesamples/assistant/library/hotword.sh

ENV="/home/pi/env/bin/activate"
DIR="/home/pi/assistant-sdk-python/google-assistant-sdk/googlesamples/assistant/library"

source  $ENV
python $DIR/hotword.py