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@@ -1,19 +1,29 @@
+# Use Python 3.12 to avoid pydub/pyaudioop conflict in 3.13
 FROM python:3.12-slim
 
+# Set working directory
 WORKDIR /app
 
-# Install system dependencies (ffmpeg for pydub)
-RUN apt-get update && apt-get install -y ffmpeg && rm -rf /var/lib/apt/lists/*
+# Install system dependencies (ffmpeg is critical for pydub)
+# Update apt lists and install in one layer to reduce image size
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ffmpeg \
+    && rm -rf /var/lib/apt/lists/*
 
-COPY requirements.txt /app/requirements.txt
+# Copy requirements first for better caching
+COPY requirements.txt .
+
+# Install Python dependencies with explicit no-cache to prevent dirty builds
 RUN pip install --no-cache-dir -r requirements.txt
 
-COPY . /app
+# Copy the rest of the application
+COPY . .
+
+# Expose the port Gradio will run on
+EXPOSE 7860
 
-# Set environment variables for Gradio
+# Set environment variable to ensure Gradio listens on the correct network
 ENV GRADIO_SERVER_NAME="0.0.0.0"
-ENV PYTHONUNBUFFERED=1
-ENV PYTHON_VERSION=3.12
 
-# Direct execution to bypass shell layering issues
+# Run the application
 CMD ["python", "app.py"]