feat: publish standalone worker

Separate worker packaging and service lifecycle from the control plane.

internal/sender/event_table.go

@@ -0,0 +1,17 @@
+package sender
+
+import (
+	"time"
+
+	"rsgit.ru/rsmon/rsmon/app/models"
+	"rsgit.ru/rsmon/rsmon/internal/notifyrender"
+)
+
+// RenderEventsTable provides functionality.
+//
+// Deprecated: use internal/notifyrender.RenderEventsTable directly. This
+// wrapper is preserved for backwards compatibility until phase 3 retires the
+// legacy sender loop entirely.
+func RenderEventsTable(message *models.Message, tn time.Time) (string, string) {
+	return notifyrender.RenderEventsTable(message, tn)
+}