docs(offline-guard): state exactly which cache checks were extended

backend/backends/chatterbox_turbo_backend.py

@@ -29,10 +29,11 @@ logger = logging.getLogger(__name__)
 
 CHATTERBOX_TURBO_HF_REPO = "ResembleAI/chatterbox-turbo"
 
-# Every file ChatterboxTurboTTS.from_local() reads (chatterbox-tts 0.1.7): the
-# three weight files, the GPT-2 tokenizer files AutoTokenizer needs, and the
-# built-in voice. The load runs with HF offline mode forced when this reports
-# cached, so a partial snapshot must not count as cached.
+# The files ChatterboxTurboTTS.from_local() reads, as of chatterbox-tts 0.1.7:
+# the three weight files, the GPT-2 tokenizer files AutoTokenizer needs, and
+# the built-in voice. The load runs with HF offline mode forced when this
+# reports cached, so a partial snapshot must not count as cached -- if upstream
+# starts reading another file, add it here too.
 _TURBO_WEIGHT_FILES = [
     "t3_turbo_v1.safetensors",
     "s3gen_meanflow.safetensors",