Application-Stack.md

+# Technologies
+The following technologies are utilised:
+* NodeJS: Javascript environment for backend (in docker)
+* Typescript:
+* React: for the client UI
+* Recoil: for state management in the client
+* Styled components: For CSS
+* Jest: for automated testing
+* Lerna: Monorepo management tool
+* Yarn: NodeJS package manager
+* Nginx: as the application gateway / reverse proxy
+* TSED: A typescript service framework for writing REST APIs
+* MongoDB: Database for storing user and node details etc.
+* Redis: Inter-service messaging and in-memory database
+* Docker: To containerise the services and client
+* Gitlab: For CI/CD
+* Webhooks: For automated deployment on our Ubuntu server
+* Docker Registry: Our own registry instance
+
+# Development and Monitoring Tools
+* OpenSearch: A logging and metrics solution
+* OpenSearch Dashboard: Web interface to OpenSearch
+* RedisInsight: Web interface to Redis
+* VS Code: Development containers
+* Mongo Express: Web interface for MongoDB
+* Docker Registry UI: Web interface to browse docker registry
\ No newline at end of file