Rollen Chunk 5: Genehmigungs-Status mit Eigen-UI

src/lib/schema.ts

@@ -58,6 +58,7 @@ CREATE TABLE IF NOT EXISTS vacation_requests (
   end_date TEXT NOT NULL CHECK (end_date >= start_date),
   day_fraction TEXT NOT NULL CHECK (day_fraction IN ('full', 'half')),
   units INTEGER NOT NULL,
+  status TEXT NOT NULL DEFAULT 'bestätigt' CHECK (status IN ('beantragt', 'bestätigt', 'abgelehnt')),
   deleted_at TEXT,
   CHECK (day_fraction = 'full' OR start_date = end_date)
 );