Load HF_TOKEN from token file at startup (consistent with tts-server)

Reads ~/.secrets/hugging-face.token by default, overridable via HF_TOKEN_FILE.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

stt-server.py

@@ -27,6 +27,7 @@ Usage:
   ./stt-server.py --model large-v3 --device cuda --compute-type int8_float16 --verbose
 """
 
+import os
 import sys
 import json
 import signal
@@ -123,6 +124,13 @@ parser.add_argument('--verbose', '-v', action='store_true')
 args    = parser.parse_args()
 verbose = args.verbose
 
+token_file = os.environ.get('HF_TOKEN_FILE', os.path.expanduser('~/.secrets/hugging-face.token'))
+try:
+	with open(token_file) as f:
+		os.environ['HF_TOKEN'] = f.read().strip()
+except FileNotFoundError:
+	pass
+
 from faster_whisper import WhisperModel
 from huggingface_hub import snapshot_download