feat: add rrule start date

resources/ts/lib/tasks.ts

@@ -35,17 +35,20 @@ export function isTemporary(task: Task): boolean {
 }
 
 export function taskNextReset(task: Task): Date | null {
-    return nextCronReset(task.check_date, task.reset_cron, task.id);
+    return nextCronReset(task.check_date ?? new Date(), task.reset_cron, task.id);
 }
 
 export function taskFutureReset(task: Task): Date | null {
-    return nextCronReset(taskNextReset(task), task.reset_cron, task.id);
+    return nextCronReset(taskNextReset(task) ?? new Date(), task.reset_cron, task.id);
 }
 
 export function taskCompleted(task: Task): boolean {
+    if (task.check_date === null) {
+        return false;
+    }
     const nextReset = taskNextReset(task);
     if (nextReset === null) {
-        return task.check_date !== null;
+        return true;
     }
     return nextReset.getTime() > new Date().getTime();
 }