Developer guide
Prepare VENV
Create fork on https://github.com/boneIO-eu/app_bbb.git and clone it on beagleboard using command below. replace last line with your forked repo.

mkdir ~/boneio_development
python3 -m venv ~/boneio_development/venv
source ~/boneio_development/venv/bin/activate
cd ~/boneio_development
git clone git@github.com/<yourusername>/app_bbb.git
Below instruction assume you are still in activated venv.
source ~/boneio_development/venv/bin/activate
Install Dependencies
cd app_bbb
pip3 install -r requirements.txt
pip3 install -e .
Now you're ready to add new features to app, prepare config.yaml, test it and create Pull Request later!
Updating your repo
If your repo is not up to date with current version you have to git rebase it.
To do so, do in your repository:
git remote add upstream https://github.com/boneIO-eu/app_bbb.git
git fetch upstream dev
git rebase upstream/dev
You might need to rebase your branch. Read more at Home Assistant developer guide: https://developers.home-assistant.io/docs/development_catching_up/