Update Dockerfile

Dockerfile

@@ -1,5 +1,6 @@
 FROM python:3.10-slim
 
+# Environment variable overrides, so HF never attempts to write to /.cache
 ENV HF_HOME=/tmp/hf_cache
 ENV TRANSFORMERS_CACHE=/tmp/hf_cache
 ENV HF_DATASETS_CACHE=/tmp/hf_cache
@@ -8,12 +9,13 @@ ENV XDG_CACHE_HOME=/tmp
 WORKDIR /app
 COPY . /app
 
-# Install apt packages to decode MP3, WAV, etc.
+# Install apt packages for audio decoding (WAV, MP3, FLAC, etc.)
 RUN apt-get update && apt-get install -y ffmpeg libsndfile1 && rm -rf /var/lib/apt/lists/*
 
+# Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Increase Gunicorn timeout from default 30s to 5 minutes
+# Extend Gunicorn’s default 30s timeout → 5 minutes
 ENV GUNICORN_CMD_ARGS="--timeout 300 --workers=1"
 
 EXPOSE 7860