Committing work fixing issues found while testing on dev1.bookmarks

- Modified EnvironmentUtils to fix proper casing for getting ASPNETCore_Environment
- On Web, modify package.json to delete 'homepage': '.', line to fix issue with app not serving up subroutes. See: https://stackoverflow.com/questions/63036631/nginx-returning-404-when-trying-get-subroute-in-dockerized-react-app
- Added docker-compose for easier setup and deployment of local docker containers

Web/package.json

@@ -2,7 +2,6 @@
   "name": "yaba-web",
   "version": "0.1.0",
   "private": true,
-  "homepage": ".",
   "dependencies": {
     "@auth0/auth0-react": "^2.0.0",
     "@testing-library/jest-dom": "^5.16.5",