fix: treat title as "unreleased" if title is too far away to schedule

src/libs/maybeScheduleNextAiringEpisode.ts

@@ -1,4 +1,5 @@
 import type { HonoRequest } from "hono";
+import { DateTime } from "luxon";
 
 import {
   addUnreleasedTitle,
@@ -21,7 +22,10 @@ export async function maybeScheduleNextAiringEpisode(
   }
 
   const { nextAiring, status } = await getNextEpisodeTimeUntilAiring(aniListId);
-  if (!nextAiring) {
+  if (
+    !nextAiring ||
+    DateTime.fromSeconds(nextAiring.airingAt).diffNow("hours").hours >= 720
+  ) {
     if (status === "NOT_YET_RELEASED") {
       await addUnreleasedTitle(env, aniListId);
     }