alldebrid plugin optimization and mpv playlist fix

cmdlet/_shared.py

@@ -804,7 +804,19 @@ def resolve_target_dir(
     target = parsed.get("path")
     if target:
         try:
-            p = Path(str(target)).expanduser().resolve()
+            from SYS.config import resolve_path_alias
+            from SYS.utils import expand_path
+
+            raw_target = str(target or "").strip()
+            aliased = resolve_path_alias(config, raw_target)
+            if raw_target.startswith("$") and aliased is None:
+                log(
+                    f"Unknown path alias {raw_target}. Set it with .config path_aliases.<name> <path>",
+                    file=sys.stderr,
+                )
+                return None
+
+            p = aliased if aliased is not None else expand_path(raw_target)
             if handle_creations:
                 p.mkdir(parents=True, exist_ok=True)
             return p