Create Dockerfile

Dockerfile

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+FROM python:3.10-slim
+
+# 安装系统级包（OCR）
+RUN apt-get update && \
+    apt-get install -y tesseract-ocr && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+
+COPY . .
+
+CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]