Fix Grafana permission denied: use local config file

docker/scripts/start_space.sh

@@ -121,10 +121,9 @@ echo "$(date) - Found Grafana binary at: $GRAFANA_BIN"
 
 echo "$(date) - Starting Grafana with Root URL: $GRAFANA_ROOT_URL"
 
-# We use the default config file /etc/grafana/grafana.ini but override paths dynamically
-# This ensures we don't miss any distro-specific defaults.
+# Use the project's grafana.ini which we have permissions to read
 $GRAFANA_BIN --homepath=/usr/share/grafana \
-    --config=/etc/grafana/grafana.ini \
+    --config=/app/monitoring/grafana/grafana.ini \
     cfg:paths.data=/tmp/grafana_data \
     cfg:paths.logs=/tmp/grafana_logs \
     cfg:paths.plugins=/usr/share/grafana/plugins \
@@ -132,9 +131,6 @@ $GRAFANA_BIN --homepath=/usr/share/grafana \
     cfg:server.root_url="$GRAFANA_ROOT_URL" \
     cfg:server.serve_from_sub_path=true \
     cfg:server.http_port=3000 \
-    cfg:auth.anonymous.enabled=true \
-    cfg:auth.anonymous.org_role=Viewer \
-    cfg:security.allow_embedding=true \
     > /tmp/grafana.log 2>&1 &
 
 # Wait for Grafana to start