huge refactor of the entire codebase, with the goal of improving maintainability, readability, and extensibility. This commit includes changes to almost every file in the project, including:

SYS/metadata.py

@@ -11,6 +11,7 @@ logger = logging.getLogger(__name__)
 from pathlib import Path
 from typing import Any, Dict, Iterable, List, Optional, Sequence, Set, Tuple
 
+from ProviderCore.registry import get_plugin
 from SYS.yt_metadata import extract_ytdlp_tags
 
 try:  # Optional; used when available for richer metadata fetches
@@ -2213,40 +2214,20 @@ def enrich_playlist_entries(entries: list, extractor: str) -> list:
     Returns:
         List of enriched entry dicts
     """
-    # Import here to avoid circular dependency
-    from tool.ytdlp import is_url_supported_by_ytdlp
-
     if not entries:
         return entries
 
-    enriched = []
-    for entry in entries:
-        # If entry has a direct URL, fetch its full metadata
-        entry_url = entry.get("url")
-        if entry_url and is_url_supported_by_ytdlp(entry_url):
-            try:
-                import yt_dlp
+    plugin = get_plugin("ytdlp", {})
+    if plugin is None:
+        return entries
 
-                ydl_opts: Any = {
-                    "quiet": True,
-                    "no_warnings": True,
-                    "skip_download": True,
-                    "noprogress": True,
-                    "socket_timeout": 5,
-                    "retries": 1,
-                }
-                with yt_dlp.YoutubeDL(ydl_opts) as ydl:
-                    full_info = ydl.extract_info(entry_url, download=False)
-                if full_info:
-                    enriched.append(full_info)
-                    continue
-            except Exception:
-                logger.exception("Failed to fetch full metadata for entry URL: %s", entry_url)
+    try:
+        enriched = plugin.enrich_playlist_entries(entries, extractor=extractor)
+    except Exception:
+        logger.exception("Failed to enrich playlist entries for extractor: %s", extractor)
+        return entries
 
-        # Fallback to original entry if fetch failed
-        enriched.append(entry)
-
-    return enriched
+    return enriched if isinstance(enriched, list) else entries
 
 
 def format_playlist_entry(entry: Dict[str,