📝 Update INSTALL.md

INSTALL.md

@@ -1,6 +1,6 @@
-# Installing OpenStreetMap Welcome Tool
+## Installing OpenStreetMap Welcome Tool
 
-## Requirements
+### Requirements
 
 - Install dependencies:
 
@@ -22,38 +22,38 @@
 
 - Create `OSMCHA_API_KEY` in your environment with your [OSMCha](https://osmcha.org/) API key
 
-## Run locally
+### Run locally
 
-### Symfony Local Web Server
+#### Symfony Local Web Server
 
 - Install [Symfony CLI](https://symfony.com/download)
 - Run `symfony server:start`
 - Browse the given URL
 
 Check [Symfony local server documentation](https://symfony.com/doc/current/setup/symfony_server.html) for more information.
 
-### Docker
+#### Docker
 
 ```cmd
 docker build . --tag osm-welcome-tool
 docker run --detach --publish 80:80 --env-file .env.local osm-welcome-tool
 ```
 
-## Deploy
+### Deploy
 
 Check [Symfony deployment documentation](https://symfony.com/doc/current/deployment.html).
 
-### Using Deployer
+#### Using Deployer
 
 ```cmd
 vendor/bin/dep deploy --branch=2.x welcome.osm.be
 npm run build
 rsync -e ssh -avz public/build/ [email protected]:/var/www/osm-welcome-tool/current/public/build/
 ```
 
-## Automated update
+### Automated update
 
-### Cron Job (SQLite)
+#### Cron Job (SQLite)
 
 Create an `osm-welcome-tool` file in `/etc/cron.daily` folder (for a daily update):
 
@@ -74,3 +74,25 @@ cp "/var/www/osm-welcome-tool/current/var/data.db" "$BACKUP_DIRECTORY/$BACKUP_FI
 cd "/var/www/osm-welcome-tool/current/"
 php bin/console welcome:update
 ```
+
+## Translating OpenStreetMap Welcome Tool
+
+1. Update XLIFF files for English
+
+    ```cmd
+    php bin/console translation:extract --force en
+    ```
+
+1. Upload XLIFF files for English to Crowdin
+
+    ```cmd
+    php bin/console translation:push --force --locales en
+    ```
+
+1. Update translations in [Crowdin](https://crowdin.com/project/osm-welcome-tool)
+
+1. Download XLIFF files from Crowdin
+
+    ```cmd
+    php bin/console translation:pull --force
+    ```