Add movie-keyed pool index with multi-version movies, ČSFD title bridge, subtitles and miniDLNA library scoping

src/core/hardlink_manager.py

@@ -19,6 +19,7 @@ Example:
 """
 import os
 import random
+import shutil
 from collections import defaultdict
 from pathlib import Path
 from typing import List, Tuple, Optional, Dict, Set
@@ -341,6 +342,26 @@ class HardlinkManager:
 
         return success_count, fail_count
 
+    def remove_mirror(self, name: str) -> bool:
+        """Remove ``output_dir/name`` entirely (file or folder tree).
+
+        Used to drop a whole mirrored library (or one entry of the shared
+        mixed-library-series bucket) when it falls out of the miniDLNA
+        generation's scope. Mirrors are pure hardlinks, so deleting the folder
+        loses nothing — it's fully regenerable from the pool. ``name`` may
+        contain "/" to address one entry inside a bucket folder.
+
+        Returns whether anything was actually removed.
+        """
+        target = self.output_dir / name
+        if not target.exists():
+            return False
+        if target.is_dir():
+            shutil.rmtree(target)
+        else:
+            target.unlink()
+        return True
+
     def _fill_special_folder(
         self, chosen: List[File], subfolder: str, dry_run: bool
     ) -> Tuple[int, int]: