Fix: API Key validation from database, Python 3.12 compatibility, persistent volumes

docker/Dockerfile

@@ -3,18 +3,33 @@ FROM nvidia/cuda:12.1.0-runtime-ubuntu22.04
 # Prevent interactive prompts
 ENV DEBIAN_FRONTEND=noninteractive
 
-# Install system dependencies
+# Install system dependencies with Python 3.12 from deadsnakes PPA
 RUN apt-get update && apt-get install -y \
-    python3.11 \
-    python3.11-pip \
-    python3.11-venv \
+    software-properties-common \
+    pkg-config \
+    && add-apt-repository ppa:deadsnakes/ppa -y \
+    && apt-get update \
+    && apt-get install -y \
+    python3.12 \
+    python3.12-dev \
+    python3.12-venv \
     ffmpeg \
+    libavformat-dev \
+    libavcodec-dev \
+    libavdevice-dev \
+    libavutil-dev \
+    libavfilter-dev \
+    libswscale-dev \
+    libswresample-dev \
     curl \
     && rm -rf /var/lib/apt/lists/*
 
-# Set Python 3.11 as default
-RUN update-alternatives --install /usr/bin/python python /usr/bin/python3.11 1
-RUN update-alternatives --install /usr/bin/pip pip /usr/bin/pip3 1
+# Install pip for Python 3.12
+RUN curl -sS https://bootstrap.pypa.io/get-pip.py | python3.12
+
+# Set Python 3.12 as default
+RUN update-alternatives --install /usr/bin/python python /usr/bin/python3.12 1
+RUN update-alternatives --install /usr/bin/pip pip /usr/local/bin/pip3 1
 
 # Set working directory
 WORKDIR /app
@@ -23,12 +38,19 @@ WORKDIR /app
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Copy entrypoint script
+COPY docker/entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
 # Create necessary directories
 RUN mkdir -p /app/models /app/data /app/uploads
 
 # Copy application code
 COPY src/ ./src/
 
+# Set entrypoint
+ENTRYPOINT ["/entrypoint.sh"]
+
 # Set environment variables
 ENV PYTHONPATH=/app
 ENV PYTHONUNBUFFERED=1