Merge pull request 'Restore Sentinel MongoDB 8 runtime' (#3) from sentinel-mongo8-20260729 into main

backup-monitor/compose.yaml

@@ -18,10 +18,9 @@ services:
       - monitoring_network
 
   backup-mongo:
-    image: mongo:4.4
+    image: mongo:8
     container_name: backup-mongo
-    restart: "no"
-    command: ["mongod", "--repair", "--dbpath", "/data/db"]
+    restart: always
     volumes:
       - /app-config/backup_mongo_data:/data/db
     networks: