Import standalone reviews app + event microservice; ignore node_modules

.gitignore

microservice-events/.gitignore

microservice-events/Dockerfile

microservice-events/docker-compose.yml

microservice-events/requirements.txt

microservice-recommendation/.env

microservice-recommendation/compose.yaml

microservice-recommendation/dockerfile

microservice-recommendation/server.js

reviews-standalone/backend/server.js

reviews-standalone/frontend/.gitignore

reviews-standalone/frontend/README.md

reviews-standalone/frontend/package-lock.json

reviews-standalone/frontend/package.json

reviews-standalone/frontend/public/favicon.ico

reviews-standalone/frontend/public/index.html

reviews-standalone/frontend/public/logo192.png

reviews-standalone/frontend/public/logo512.png

reviews-standalone/frontend/public/manifest.json

reviews-standalone/frontend/public/robots.txt