Fixes Prometheus config directory issue

Ensures Prometheus configuration uses a file, not a directory.

This prevents potential startup failures if the configuration
is incorrectly set up as a directory.

Author: bogdan-ts

docker-compose.coolify.yml

@@ -68,6 +68,12 @@ services:
       - ./config/prometheus:/etc/prometheus
       - prometheus_data:/prometheus
     command:
+      - >
+        if [ -d /etc/prometheus/prometheus.yml ]; then
+          echo "prometheus.yml is a directory — fixing...";
+          rm -rf /etc/prometheus/prometheus.yml;
+        fi;
+        exec /bin/prometheus
       - "--config.file=/etc/prometheus/prometheus.yml"
       - "--storage.tsdb.path=/prometheus"
       - "--web.console.libraries=/etc/prometheus/console_libraries"