update readme

README.md

@@ -1,2 +1,37 @@
 # gestion-inscriptions-mycompet
 
+## Setup
+
+### Node
+
+```bash
+nvm install 24.14.1
+
+nvm use 24.14.1
+
+npm install
+```
+
+### .env
+
+Create the .env (from .env.example)
+
+## Run modules
+
+### Database
+
+```bash
+docker compose up -d db
+```
+
+### Backend
+
+```bash
+npm run start:dev -w backend
+```
+
+### Frontend
+
+```bash
+npm run dev -w frontend
+```