补充亿点内容，顺便立Flag

app/Models/Videos.php

@@ -10,4 +10,9 @@ class Videos extends Model
     {
         return $this->hasMany(VideoComments::class, "aid", "id");
     }
+
+    public function programs(): \Illuminate\Database\Eloquent\Relations\HasManyThrough
+    {
+        return $this->hasManyThrough(Programs::class, ProgramVideos::class, "video_bvid", "bvid", "id", "program_id");
+    }
 }