Organize nx libs article demo

This project was generated using Nx.

How to run the project:

1. npm install
2. Create the fake data npx ts-node generate-fake-data.ts > db.json
3. Run the server npx json-server --watch db.json --port 3000
4. Run the client npm run start

How to run the unit tests:

npx nx test learnings-data-access npx nx test users-data-access