Create Dockerfile

Dockerfile

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+# Use official slim Python image
+FROM python:3.11-slim
+
+# Avoid buffering, useful for logs
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+# Install system deps required by opencv and pip build tools
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements and install
+COPY requirements.txt /app/requirements.txt
+RUN pip install --upgrade pip
+RUN pip install -r /app/requirements.txt
+
+# Copy app code
+COPY . /app
+
+# Ensure a logs directory exists
+RUN mkdir -p /app/logs
+
+# Expose the port the app listens on
+EXPOSE 5000
+
+# Run with gunicorn for production
+# 'app:app' assumes your Flask file is app.py and Flask app object is named 'app'
+CMD ["gunicorn", "--bind", "0.0.0.0:5000", "--workers", "1", "--threads", "4", "app:app"]