Dockerfile update with ofuscation

Dockerfile

@@ -1,24 +1,36 @@
-# Usar una imagen base de Python
-FROM python:3.9-slim
+FROM python:3.9-slim as builder
 
-# Instalar dependencias del sistema necesarias para OpenCV y zbar
 RUN apt-get update && apt-get install -y \
     libzbar0 \
     libgl1-mesa-glx \
     libglib2.0-0 \
     && rm -rf /var/lib/apt/lists/*
 
-# Directorio de trabajo
+WORKDIR /build
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt pyarmor
+
+COPY qr_detector.py .
+RUN pyarmor obfuscate --recursive qr_detector.py
+
+FROM python:3.9-slim as runtime
+
+RUN apt-get update && apt-get install -y \
+    libzbar0 \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    && rm -rf /var/lib/apt/lists/* \
+    && useradd -m -u 1000 appuser
+
+USER appuser
 WORKDIR /app
 
-# Copiar requirements.txt primero para aprovechar la caché de Docker
 COPY requirements.txt .
+RUN pip install --user --no-cache-dir -r requirements.txt
 
-# Instalar dependencias de Python
-RUN pip install --no-cache-dir -r requirements.txt
+COPY --from=builder /build/dist ./dist
 
-# Copiar el código fuente
-COPY . .
+ENV PATH=/home/appuser/.local/bin:$PATH
+ENV PYTHONPATH=/app
 
-# Comando para ejecutar la aplicación
-CMD ["python", "qr_detector.py"]
+CMD ["python", "dist/qr_detector.py"]