Simplify Dockerfile for HF Spaces

Dockerfile

@@ -1,41 +1,23 @@
-# NCAkit Docker Configuration for Hugging Face Spaces
-FROM python:3.11-slim
+# Read the doc: https://huggingface.co/docs/hub/spaces-sdks-docker
+# NCAkit - Neural Content Automation Toolkit
 
-# Install system dependencies
+FROM python:3.9
+
+# Install system dependencies (ffmpeg for video processing)
 RUN apt-get update && apt-get install -y --no-install-recommends \
     ffmpeg \
     libsndfile1 \
-    git \
     && rm -rf /var/lib/apt/lists/*
 
-# Create non-root user for HF Spaces
 RUN useradd -m -u 1000 user
 USER user
-ENV HOME=/home/user \
-    PATH=/home/user/.local/bin:$PATH
-
-# Set working directory
-WORKDIR $HOME/app
-
-# Copy requirements first for caching
-COPY --chown=user requirements.txt .
-RUN pip install --no-cache-dir --user -r requirements.txt
-
-# Copy application code
-COPY --chown=user . .
+ENV PATH="/home/user/.local/bin:$PATH"
 
-# Create data directories
-RUN mkdir -p $HOME/app/data $HOME/app/videos $HOME/app/temp
+WORKDIR /app
 
-# Environment for HF Spaces
-ENV DOCKER=true
-ENV PORT=8880
-ENV LOG_LEVEL=info
-ENV DATA_DIR=$HOME/app/data
-ENV VIDEOS_DIR=$HOME/app/videos
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-# Expose REST API port
-EXPOSE 8880
+COPY --chown=user . /app
 
-# Run the application
-CMD ["python", "app.py"]
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8880"]