Doctor@Home - Node-Red BFF

Low-code, event-driven microservice for Doctor@Home. This components leverages node-red for coordinating the frontend with backend components (storage backend and triage model).

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Overview

This component decouples the backend components from the frontend. It also provides REST endpoints for the backend to initiate calls to the Twilio Voice APIs.

Local Build

• Please create a .env file, use .env.example as template The

• As an NodeJS / express app:

npm install
npm run start
open http://0.0.0.0:8080/

• Local build and run using Docker

# build and tag
docker build . -t doctorathome/node-red-bff:latest
# set all env variables from .env 
# export TWILIO_ACCOUNT_SID=ACxxxx....

# run container on port 8080
docker run -p 8080:8080 doctorathome/node-red-bff:latest
open http://0.0.0.0:8080/

Build and Deploy from Github to Azure Web App Containers

This uses Github actions to deploy on Azure Web App Containers. See .github/workflows/azure.yml

On Azure Web Application, set the environment variables (instead .env) as Configuration > Application Setting

Understand what's happening

There are multiple "flows" (Tabs) in the editor. The flows publish several endpoints for convenient access to the backend and Twilio API:

Backend Access

• GET /v1/clinicians
• GET /v1/patients
• GET /v1/patient/${patientID}
• POST /v1/patient/${patientID}/calls
• POST /v1/patient/${patientID}/health-report