The node installed on ubuntu 20.04 is v12.x, but this app does not support node@12. So you will need to have [email protected]+ installed.
# Install curl and download the PPA script.
$ sudo snap install curl
$ curl -sL https://deb.nodesource.com/setup_14.x -o nodesource_setup.sh
# Check the script, and if it's ok, execute the script
$ nano nodesource_setup.sh
$ sudo bash nodesource_setup.sh
# Install node@14
$ sudo apt-get install -y nodejs
$ node -v
v14.17.1
# Clone this repo.
$ git clone [email protected]:sprout2000/elephicon.git
# And then build this project
$ cd elephicon
$ npm install && npm run package
You will find the AppImage in release/Elephicon-0.18.x-linux-x64/
.