docker

.dockerignore

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+__pycache__/
+*.pyc
+*.pyo
+*.pyd
+.Python
+env/
+venv/
+.git/
+*.egg-info/

Dockerfile

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+# 1. Use a slim Python image
+FROM python:3.9-slim
+
+# 2. Install OS-level deps (including setuptools) that PaddleOCR and OpenCV need
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        build-essential \
+        libglib2.0-0 libsm6 libxrender1 libxext6 \
+        python3-setuptools \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# 3. Copy & install Python deps without pip cache
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# 4. Copy your whole app
+COPY . .
+
+# 5. Tell the container to listen on $PORT
+ENV PORT 8080
+
+# 6. Start via Gunicorn
+CMD ["gunicorn", "--bind", "0.0.0.0:8080", "app:app"]