Fix: Create and set permissions for uploads directory in Dockerfile

Dockerfile

@@ -6,7 +6,10 @@ WORKDIR /app
 
 # Install ffmpeg which is required by pydub
 # Use 'apt-get update' and 'apt-get install' for Debian-based images
-RUN apt-get update && apt-get install -y ffmpeg
+# Add rm -rf /var/lib/apt/lists/* to clean up apt cache and reduce image size
+RUN apt-get update && \
+    apt-get install -y ffmpeg && \
+    rm -rf /var/lib/apt/lists/*
 
 # Copy the requirements file into the working directory
 COPY requirements.txt .
@@ -14,6 +17,16 @@ COPY requirements.txt .
 # Install any needed packages specified in requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
 
+# --- ADD THESE LINES TO CREATE AND PERMIT THE UPLOADS DIRECTORY ---
+# Create the uploads directory and set permissions for the user running the app
+# The default user in python:3.11-slim-buster is root, which has full permissions.
+# This makes it explicit and prepares for potential user switching.
+RUN mkdir -p uploads && chmod 777 uploads
+# A more robust (and often safer) approach if you were using a dedicated non-root user:
+# RUN mkdir -p uploads && chown <user>:<group> uploads && chmod 755 uploads
+# For now, 777 is fine to confirm it works.
+# ------------------------------------------------------------------
+
 # Copy the rest of the application code into the working directory
 COPY . .
 
@@ -21,5 +34,5 @@ COPY . .
 EXPOSE 8000
 
 # Command to run the application
-# Use gunicorn with uvicorn workers for production-ready deployment
+# Use gunicorn with uvicorn workers for production-ready deployment (optional, your current CMD is fine for simple FastAPI)
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]