replace tape library body layout

backend/internal/common/router/cache.go

@@ -137,8 +137,8 @@ func cacheControlMiddleware() gin.HandlerFunc {
 		case path == "/api/v1/system/services":
 			// Service list can be cached briefly
 			c.Header("Cache-Control", "public, max-age=60")
-		case strings.HasPrefix(path, "/api/v1/storage/zfs/pools/") && strings.HasSuffix(path, "/datasets"):
-			// ZFS datasets should not be cached - they change frequently
+		case strings.HasPrefix(path, "/api/v1/storage/zfs/pools"):
+			// ZFS pools and datasets should not be cached - they change frequently
 			c.Header("Cache-Control", "no-cache, no-store, must-revalidate")
 		default:
 			// Default: no cache for other endpoints

backend/internal/common/router/router.go

@@ -164,6 +164,15 @@ func NewRouter(cfg *config.Config, db *database.DB, log *logger.Logger) *gin.Eng
 			if responseCache != nil {
 				storageHandler.SetCache(responseCache)
 			}
+
+			// Start disk monitor service in background (syncs disks every 5 minutes)
+			diskMonitor := storage.NewDiskMonitor(db, log, 5*time.Minute)
+			go diskMonitor.Start(context.Background())
+
+			// Start ZFS pool monitor service in background (syncs pools every 2 minutes)
+			zfsPoolMonitor := storage.NewZFSPoolMonitor(db, log, 2*time.Minute)
+			go zfsPoolMonitor.Start(context.Background())
+
 			storageGroup := protected.Group("/storage")
 			storageGroup.Use(requirePermission("storage", "read"))
 			{
@@ -217,6 +226,11 @@ func NewRouter(cfg *config.Config, db *database.DB, log *logger.Logger) *gin.Eng
 
 			// Virtual Tape Libraries
 			vtlHandler := tape_vtl.NewHandler(db, log)
+
+			// Start MHVTL monitor service in background (syncs every 5 minutes)
+			mhvtlMonitor := tape_vtl.NewMHVTLMonitor(db, log, "/etc/mhvtl", 5*time.Minute)
+			go mhvtlMonitor.Start(context.Background())
+
 			vtlGroup := protected.Group("/tape/vtl")
 			vtlGroup.Use(requirePermission("tape", "read"))
 			{