adding snapshot function

internal/httpapp/app.go

@@ -7,6 +7,8 @@ import (
 	"path/filepath"
 	"time"
 
+	"gitea.avt.data-center.id/othman.suseno/atlas/internal/job"
+	"gitea.avt.data-center.id/othman.suseno/atlas/internal/snapshot"
 	"gitea.avt.data-center.id/othman.suseno/atlas/internal/zfs"
 )
 
@@ -17,10 +19,13 @@ type Config struct {
 }
 
 type App struct {
-	cfg  Config
-	tmpl *template.Template
-	mux  *http.ServeMux
-	zfs  *zfs.Service
+	cfg            Config
+	tmpl           *template.Template
+	mux            *http.ServeMux
+	zfs            *zfs.Service
+	snapshotPolicy *snapshot.PolicyStore
+	jobManager     *job.Manager
+	scheduler      *snapshot.Scheduler
 }
 
 func New(cfg Config) (*App, error) {
@@ -36,13 +41,24 @@ func New(cfg Config) (*App, error) {
 		return nil, err
 	}
 
+	zfsService := zfs.New()
+	policyStore := snapshot.NewPolicyStore()
+	jobMgr := job.NewManager()
+	scheduler := snapshot.NewScheduler(policyStore, zfsService, jobMgr)
+
 	a := &App{
-		cfg:  cfg,
-		tmpl: tmpl,
-		mux:  http.NewServeMux(),
-		zfs:  zfs.New(),
+		cfg:            cfg,
+		tmpl:           tmpl,
+		mux:            http.NewServeMux(),
+		zfs:            zfsService,
+		snapshotPolicy: policyStore,
+		jobManager:     jobMgr,
+		scheduler:      scheduler,
 	}
 
+	// Start snapshot scheduler (runs every 15 minutes)
+	scheduler.Start(15 * time.Minute)
+
 	a.routes()
 	return a, nil
 }
@@ -52,6 +68,13 @@ func (a *App) Router() http.Handler {
 	return requestID(logging(a.mux))
 }
 
+// StopScheduler stops the snapshot scheduler (for graceful shutdown)
+func (a *App) StopScheduler() {
+	if a.scheduler != nil {
+		a.scheduler.Stop()
+	}
+}
+
 // routes() is now in routes.go
 
 func parseTemplates(dir string) (*template.Template, error) {