Add missing webpack js installation

Author: roukmoute

docs/topics/setup.md

@@ -4,9 +4,11 @@ Setting up the server should be quick and easy. These are the necessary steps:
 
 1. [Download](https://github.com/moay/server-for-symfony-flex/releases) the project from Github (or `git clone https://github.com/moay/server-for-symfony-flex`)
 2. Navigate to the project folder and run `composer install`.
-3. Open the file `config/parameters.yaml` and enter the url to your private recipes repo (or provide appropriate environment variables).
-4. Setup the `APP_ENV` properly. This can be done in the `.env` file (create if needed) or on the hosting. Setting it to `prod` is recommended.
-5. Run `php bin/console recipes:initialize` in order to download your recipes.
+3. Install Encore with `yarn install` (or with `docker run --rm --name=node --mount type=bind,source="$(pwd)"/,target=/app --workdir=/app node yarn yarn install`)
+4. Build assets with `yarn encore dev` (or with `docker run --rm --name=node --mount type=bind,source="$(pwd)"/,target=/app --workdir=/app node yarn encore dev`)
+5. Open the file `config/parameters.yaml` and enter the url to your private recipes repo (or provide appropriate environment variables).
+6. Setup the `APP_ENV` properly. This can be done in the `.env` file (create if needed) or on the hosting. Setting it to `prod` is recommended.
+7. Run `php bin/console recipes:initialize` in order to download your recipes.
 
 *Of course, you should deploy the project to where it will be hosted (probably before step 2).*