doc(bff): using bff

Author: vbeaucha

README.md

@@ -96,3 +96,24 @@ git sparse-checkout set "deploy" "APP"
 # branch you wish to checkout
 git pull origin main 
 ```
+
+
+## Using BFF
+
+If you run docker-compose with bff, by adding : --profile arango, to docker compose command.
+
+You will have to set APIURL with the bff's url to match frontend/CLI and BFF
+
+```bash
+docker compose --project-name <your-project> -f deploy/docker/docker-compose.yml --profile arango up
+```
+Example config:
+```bash
+[OGrEE-CLI]
+Verbose = "ERROR"
+APIURL = "http://127.0.0.1:BFF_PORT"
+...
+``````
+
+
+