Fix: huggingface cache permissions

Dockerfile

@@ -4,6 +4,10 @@ FROM python:3.11-slim-buster
 # Set the working directory inside the container
 WORKDIR /app
 
+# --- Set Hugging Face cache directory to a writable location within the WORKDIR ---
+ENV HF_HOME /app/.cache/huggingface
+# ----------------------------------------------------------------------------------
+
 # Install ffmpeg, which is required by pydub.
 # We also clean up the apt cache to reduce image size.
 RUN apt-get update && \
@@ -11,30 +15,24 @@ RUN apt-get update && \
     rm -rf /var/lib/apt/lists/*
 
 # Copy the requirements file into the working directory first
-# This allows Docker to cache this layer if requirements.txt doesn't change
 COPY requirements.txt .
 
 # Install all Python dependencies from requirements.txt
-# --no-cache-dir reduces the size of the installed packages
 RUN pip install --no-cache-dir -r requirements.txt
 
 # --- Create and set appropriate permissions for all directories used by the application ---
-# Your main.py creates these directories at startup, so they must exist and be writable
-# by the user running the app inside the container (typically root by default in slim-buster).
-# 'chmod 777' grants full read/write/execute permissions to all, ensuring no permission issues.
+# This includes the new HF_HOME path and your app-specific directories.
 RUN mkdir -p uploads && chmod 777 uploads
 RUN mkdir -p converted_audio_temp && chmod 777 converted_audio_temp
 RUN mkdir -p transcriptions && chmod 777 transcriptions
+RUN mkdir -p ${HF_HOME} && chmod 777 ${HF_HOME} # Ensure HF_HOME is created and writable
 # -----------------------------------------------------------------------------------------
 
 # Copy the rest of your application code into the working directory
-# Ensure your main.py, and any other Python files/folders, are in the same directory
-# as your Dockerfile when you build.
 COPY . .
 
 # Expose the port that your FastAPI application will run on
 EXPOSE 8000
 
 # Command to run your FastAPI application using Uvicorn
-# The application will listen on all network interfaces (0.0.0.0) on port 8000
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]