Create Dockerfile

Dockerfile

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+FROM python:3.11-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    poppler-utils \
+    tesseract-ocr \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements-backend.txt .
+
+RUN pip install --no-cache-dir -r requirements-backend.txt
+
+COPY backend/ /app
+
+EXPOSE 8000
+
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]