Ring A Friend is an app designed to call make a phone ring, even when it's on silent. It is designed for people who leave their phone on silent or tend to not pick up calls. It rings till the user dismisses the ringer.
Ring A Friend requires Android Studio (I'm using Android Studio Hedgehog | 2023.1.1 Patch 1)
You will also have to add google-services.json to the app
Add the following properties to the local.properties
BACKEND_URL="https://server.url/some_path" # Must be https
BACKEND_SOCKET_URL="https://server.url/" # Must be https and must only contain domain (notice how there's no "some_path")
BACKEND_SOCKET_PATH="/socket.io/" # Path which responds to socket.io requests. By default it is "/socket.io/"
PHONE_NUMBER="+11234567890" # Must have