channel ids

Dockers/self-hosted-iptv/iptv/cache.py

@@ -75,6 +75,9 @@ class CacheManager:
         """
         If channels.json has changed, clear all caches and return True.
         Otherwise return False.
+        Only clear when we have a stored hash that explicitly differs; when
+        stored is None (hash file missing), do not delete cache files — they
+        may be valid and we don't want to destroy them on every restart.
         """
         current = get_channels_hash(self._channels_file)
         stored = self._get_stored_hash()
@@ -82,7 +85,7 @@ class CacheManager:
         if current is None:
             return False
 
-        if stored != current:
+        if stored is not None and stored != current:
             logger.info("Channels changed (hash %s -> %s), invalidating cache", stored, current)
             self._clear_cache()
             if self._schedule_builder and hasattr(self._schedule_builder, "invalidate_cache"):