fix(docker): enforce Grafana root_url via CLI args for HF Spaces

docker/scripts/start_space.sh

@@ -91,16 +91,21 @@ prometheus \
 
 # Start Grafana
 if [ -n "$SPACE_ID" ]; then
-    echo "$(date) - Detected HF Space environment. Configuring Grafana Root URL..."
-    export GF_SERVER_ROOT_URL="https://huggingface.co/spaces/$SPACE_ID/grafana/"
+    echo "$(date) - Detected HF Space environment (ID: $SPACE_ID). Configuring Grafana Root URL..."
+    GRAFANA_ROOT_URL="https://huggingface.co/spaces/$SPACE_ID/grafana/"
+else
+    echo "$(date) - No SPACE_ID found. Defaulting Grafana to localhost."
+    GRAFANA_ROOT_URL="http://localhost:3000/grafana/"
 fi
 
-echo "$(date) - Starting Grafana..."
+echo "$(date) - Starting Grafana with Root URL: $GRAFANA_ROOT_URL"
 grafana-server --homepath=/usr/share/grafana \
     --config=/app/monitoring/grafana/grafana.ini \
     cfg:default.paths.data=/tmp/grafana_data \
     cfg:default.paths.logs=/tmp/grafana_logs \
     cfg:default.paths.plugins=/usr/share/grafana/plugins \
+    cfg:server.root_url="$GRAFANA_ROOT_URL" \
+    cfg:server.serve_from_sub_path=true \
     >> /tmp/grafana.log 2>&1 &
 
 # Wait for Grafana to start