Fix Grafana config keys syntax and add failure logging

docker/scripts/start_space.sh

@@ -116,15 +116,17 @@ else
 fi
 
 echo "$(date) - Starting Grafana with Root URL: $GRAFANA_ROOT_URL"
+# Redirect stdout/stderr to a file but also allow tailing it if needed
+# Corrected config keys: removed 'default.' prefix which is likely invalid
 grafana-server --homepath=/usr/share/grafana \
     --config=/app/monitoring/grafana/grafana.ini \
-    cfg:default.paths.data=/tmp/grafana_data \
-    cfg:default.paths.logs=/tmp/grafana_logs \
-    cfg:default.paths.plugins=/usr/share/grafana/plugins \
-    cfg:default.paths.provisioning=/etc/grafana/provisioning \
+    cfg:paths.data=/tmp/grafana_data \
+    cfg:paths.logs=/tmp/grafana_logs \
+    cfg:paths.plugins=/usr/share/grafana/plugins \
+    cfg:paths.provisioning=/etc/grafana/provisioning \
     cfg:server.root_url="$GRAFANA_ROOT_URL" \
     cfg:server.serve_from_sub_path=true \
-    >> /tmp/grafana.log 2>&1 &
+    > /tmp/grafana.log 2>&1 &
 
 # Wait for Grafana to start
 echo "$(date) - Waiting for Grafana (20s)..."
@@ -139,6 +141,12 @@ for i in {1..20}; do
     sleep 1
 done
 
+# If Grafana is still down, print logs
+if ! curl -s http://127.0.0.1:3000/api/health > /dev/null; then
+    echo "$(date) - ERROR: Grafana failed to start within 20 seconds. Dumping logs:"
+    cat /tmp/grafana.log
+fi
+
 
 echo "$(date) - Starting Nginx reverse proxy..."
 if ! command -v nginx &> /dev/null; then