sane-tag-music: fix sandboxing to support renaming

hosts/common/programs/sane-scripts.nix

@@ -230,6 +230,7 @@ in
     "sane-scripts.tag-music".sandbox = {
       method = "bwrap";
       autodetectCliPaths = "existing";
+      whitelistPwd = true;  # for music renaming
     };
 
     "sane-scripts.vpn".fs = lib.foldl'

pkgs/additional/sane-scripts/src/sane-tag-music

@@ -95,6 +95,8 @@ logger = logging.getLogger(__name__)
 kks = pykakasi.kakasi()
 
 IMAGE_EXTENSIONS = [
+  # "bmp",  # Writing of BMP files is not yet supported
+  "gif",
   "jpg",
   "jpeg",
   "png",
@@ -109,6 +111,7 @@ def maybe_romanize(a: str) -> str|None:
     if a == "お握り": return "onigiri"
     if a == "存流": return "ARU"
     if a.lower() == "жужжалка": return "zhuzhzhalka"  # Russian
+    if a == "♞": return "knight"
     if a == "+": return "."
     if a == "&": return "and"
 
@@ -370,6 +373,7 @@ class Tags:
             return os.path.join(artist, filename)
 
         if not (artist and album and title):
+            logger.warning(f"missing artist/album/title after cleaning path: {self} ({artist!r}, {album!r}, {title!r}")
             return None
 
         if self.producer: