docs: document how to run the fastify demo. (#8)

* docs: document how to run the demo

* docs: nit

Author: jean-michelet

README.md

@@ -1,7 +1,6 @@
 # Fastify Official Demo
 
 ![CI](https://github.com/fastify/demo/workflows/CI/badge.svg)
-[![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat)](https://standardjs.com/)
 
 > :warning: **Please note:** This repository is still under active development.
 
@@ -10,30 +9,78 @@ The aim of this repository is to provide a concrete example of a Fastify applica
 **Prerequisites:** You need to have Node.js version 22 or higher installed.
 
 ## Getting started
-
 Install the dependencies:
-
 ```bash
 npm install
 ```
 
-## Available Scripts
+### Database
+You can run a MySQL instance with Docker:
+```bash
+docker compose up
+```
+
+To run it in the background:
+```bash
+docker compose up -d
+```
+
+To create and update the database schema, run the migrations:
+```bash
+npm run db:migrate
+```
 
-In the project directory, you can run:
+To populate the database with initial data, run:
+```bash
+npm run db:seed
+```
 
-### `npm run dev`
+### TypeScript
+To build the project:
+```bash
+npm run build
+```
 
-To start the app in dev mode.\
+In dev mode, you can use:
+```bash
+npm run watch
+```
+
+### Start the server
+In dev mode:
+```bash
+npm run dev
+```
 Open [http://localhost:3000](http://localhost:3000) to view it in the browser.
 
-### `npm start`
+In production mode:
+```bash
+npm run start
+```
 
-For production mode
+### Testing
+To run the tests:
+```bash
+npm run test
+```
 
-### `npm run test`
+### Standalone
+`dev` and `start` leverage [fastify-cli](https://github.com/fastify/fastify-cli), 
+but you can run the demo as a standalone executable (see [server.ts](./src/server.ts)):
+```bash
+npm run standalone
+```
 
-Run the test cases.
+### Linting
+To check for linting errors:
+```bash
+npm run lint
+```
 
-## Learn More
+To check and automatically fix linting errors:
+```bash
+npm run lint:fix
+```
 
-To learn Fastify, check out the [Fastify documentation](https://fastify.dev/docs/latest/).
+## Learn More
+To learn more about Fastify, check out the [Fastify documentation](https://www.fastify.io/docs/latest/).

src/server.ts

@@ -1,6 +1,6 @@
 /**
  * This file is here only to show you how to proceed if you would
- * like to turn your application into a standalone executable.
+ * like to run your application as a standalone executable.
  *
  * You can launch it with the command `npm run standalone`
  */