First, make sure you have the latest version of NodeJS installed.
Go to each folder (client and server) and run the command:
npm install
This command will install all dependencies.
To run the client in development mode, just execute the following command:
npm start
If you want to run in production mode, first you have to build it. To build the client, run the following command:
npm run build
After the build is finished, serve the build file with any http server you like.
To run the server in development mode, you have to execute 2 commands, first, you have to build typescript and watch for any changes. To do that, run the following command:
npm run tsc
Don't close the terminal window, open on more terminal and run the following command:
npm start
If you want to run in production mode, you just have to build the typescript and serve with any http server you like. To build the typescript, just execute the command:
npm run build
Then serve the dist folder with any http server.