feat(api): POST /api/v1/screens/{slug}/schedule + Scheduler verdrahtet

ScheduleStore in RouterDeps, HandleUpdateSchedule-Handler, Scheduler-Goroutine
in app.Run(), ScreenStore.GetByID hinzugefügt.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

server/backend/internal/app/app.go

@@ -17,16 +17,19 @@ import (
 	"git.az-it.net/az/morz-infoboard/server/backend/internal/db"
 	"git.az-it.net/az/morz-infoboard/server/backend/internal/httpapi"
 	"git.az-it.net/az/morz-infoboard/server/backend/internal/mqttnotifier"
+	"git.az-it.net/az/morz-infoboard/server/backend/internal/scheduler"
 	"git.az-it.net/az/morz-infoboard/server/backend/internal/store"
 )
 
 type App struct {
-	Config    config.Config
-	server    *http.Server
-	notifier  *mqttnotifier.Notifier
-	authStore *store.AuthStore
-	dbPool    *db.Pool // V7: für db.Close() im Shutdown
-	logger    *log.Logger
+	Config        config.Config
+	server        *http.Server
+	notifier      *mqttnotifier.Notifier
+	authStore     *store.AuthStore
+	scheduleStore *store.ScreenScheduleStore
+	screenStore   *store.ScreenStore
+	dbPool        *db.Pool // V7: für db.Close() im Shutdown
+	logger        *log.Logger
 }
 
 func New() (*App, error) {
@@ -58,6 +61,7 @@ func New() (*App, error) {
 	media := store.NewMediaStore(pool.Pool)
 	playlists := store.NewPlaylistStore(pool.Pool)
 	authStore := store.NewAuthStore(pool.Pool)
+	schedules := store.NewScreenScheduleStore(pool.Pool)
 
 	// Ensure admin user exists — generate a random password if none is configured.
 	adminPassword := cfg.AdminPassword
@@ -96,18 +100,21 @@ func New() (*App, error) {
 		AuthStore:       authStore,
 		Notifier:        notifier,
 		ScreenshotStore: ss,
+		ScheduleStore:   schedules,
 		Config:          cfg,
 		UploadDir:       cfg.UploadDir,
 		Logger:          logger,
 	})
 
 	return &App{
-		Config:    cfg,
-		server:    &http.Server{Addr: cfg.HTTPAddress, Handler: handler},
-		notifier:  notifier,
-		authStore: authStore,
-		dbPool:    pool, // V7: Referenz für Shutdown
-		logger:    logger,
+		Config:        cfg,
+		server:        &http.Server{Addr: cfg.HTTPAddress, Handler: handler},
+		notifier:      notifier,
+		authStore:     authStore,
+		scheduleStore: schedules,
+		screenStore:   screens,
+		dbPool:        pool, // V7: Referenz für Shutdown
+		logger:        logger,
 	}, nil
 }
 
@@ -137,6 +144,9 @@ func (a *App) Run() error {
 		}
 	}()
 
+	// Display-Zeitplan-Scheduler
+	go scheduler.Run(ctx, a.scheduleStore, a.screenStore, a.notifier)
+
 	// W2: Signal-Handler für Graceful Shutdown.
 	sigCh := make(chan os.Signal, 1)
 	signal.Notify(sigCh, syscall.SIGTERM, syscall.SIGINT)

server/backend/internal/httpapi/manage/schedule.go

@@ -0,0 +1,46 @@
+package manage
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"git.az-it.net/az/morz-infoboard/server/backend/internal/store"
+)
+
+// HandleUpdateSchedule speichert den Zeitplan für ein Display.
+// Body: {"schedule_enabled":true,"power_on_time":"06:00","power_off_time":"22:00"}
+func HandleUpdateSchedule(screens *store.ScreenStore, schedules *store.ScreenScheduleStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		screenSlug := r.PathValue("screenSlug")
+		screen, err := screens.GetBySlug(r.Context(), screenSlug)
+		if err != nil {
+			http.Error(w, "screen not found", http.StatusNotFound)
+			return
+		}
+		if !requireScreenAccess(w, r, screen) {
+			return
+		}
+
+		var body struct {
+			ScheduleEnabled bool   `json:"schedule_enabled"`
+			PowerOnTime     string `json:"power_on_time"`
+			PowerOffTime    string `json:"power_off_time"`
+		}
+		if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
+			http.Error(w, "invalid JSON", http.StatusBadRequest)
+			return
+		}
+
+		if err := schedules.Upsert(r.Context(), &store.ScreenSchedule{
+			ScreenID:        screen.ID,
+			ScheduleEnabled: body.ScheduleEnabled,
+			PowerOnTime:     body.PowerOnTime,
+			PowerOffTime:    body.PowerOffTime,
+		}); err != nil {
+			http.Error(w, "db error", http.StatusInternalServerError)
+			return
+		}
+
+		w.WriteHeader(http.StatusNoContent)
+	}
+}

server/backend/internal/httpapi/router.go

@@ -13,17 +13,18 @@ import (
 
 // RouterDeps holds all dependencies needed to build the HTTP router.
 type RouterDeps struct {
-	StatusStore   playerStatusStore
-	TenantStore   *store.TenantStore
-	ScreenStore   *store.ScreenStore
-	MediaStore    *store.MediaStore
-	PlaylistStore *store.PlaylistStore
-	AuthStore     *store.AuthStore
+	StatusStore     playerStatusStore
+	TenantStore     *store.TenantStore
+	ScreenStore     *store.ScreenStore
+	MediaStore      *store.MediaStore
+	PlaylistStore   *store.PlaylistStore
+	AuthStore       *store.AuthStore
 	Notifier        *mqttnotifier.Notifier
 	ScreenshotStore *ScreenshotStore
+	ScheduleStore   *store.ScreenScheduleStore
 	Config          config.Config
-	UploadDir     string
-	Logger        *log.Logger
+	UploadDir       string
+	Logger          *log.Logger
 }
 
 func NewRouter(deps RouterDeps) http.Handler {
@@ -187,6 +188,10 @@ func registerManageRoutes(mux *http.ServeMux, d RouterDeps) {
 	mux.Handle("POST /api/v1/screens/{screenSlug}/display",
 		authScreen(http.HandlerFunc(manage.HandleDisplayCommand(notifier))))
 
+	// ── Schedule control ──────────────────────────────────────────────────
+	mux.Handle("POST /api/v1/screens/{screenSlug}/schedule",
+		authScreen(http.HandlerFunc(manage.HandleUpdateSchedule(d.ScreenStore, d.ScheduleStore))))
+
 	// ── JSON API — screens ────────────────────────────────────────────────
 	// Self-registration: no auth (player calls this on startup).
 	mux.HandleFunc("POST /api/v1/screens/register",