Merge pull request 'Restore Loki in monitoring stack' (#9) from fix/restore-loki-20260831 into main

compose.yaml

@@ -93,3 +93,16 @@ services:
       - '--path.sysfs=/host/sys'
       - '--collector.filesystem.ignored-mount-points=^/(sys|proc|dev|host|etc)($|/)'
     restart: unless-stopped
+
+  loki:
+    image: grafana/loki:3.4.2
+    container_name: loki
+    ports:
+      - "3100:3100"
+    volumes:
+      - /app-config/loki_data:/loki
+      - /app-config/loki/loki-config.yaml:/etc/loki/local-config.yaml:ro
+    command: -config.file=/etc/loki/local-config.yaml
+    restart: unless-stopped
+    networks:
+      - monitoring_network