All environment variables for the dockerized backend/frontend applica…

[jhodapp]

Description

This PR now ensures that all environment variables for the dockerized version of the backend/frontends applications are set and passed from the backend/docker-compose.yaml.

GitHub Issue: None

Changes

• All environment variables for the dockerized backend/frontend applications are set and passed from the backend/docker-compose.yaml

Testing Strategy

1. Build the entire dockerized application from the backend
2. Ensure that the app functions as expected if you change environment variables in the backend's .env file

Concerns

None