fix docker compose

Author: micaelakaplan

label_studio_ml/examples/gliner/docker-compose.yml

@@ -22,6 +22,9 @@ services:
       # specify the model directory (likely you don't need to change this)
       - MODEL_DIR=/data/models
 
+       # Path to your saved finetuned model
+       - FINETUNED_MODEL_PATH=finetuned_model
+
       # Specify the Label Studio URL and API key to access
       # uploaded, local storage and cloud storage files.
       # Do not use 'localhost' as it does not work within Docker containers.