Create Dockerfile

Dockerfile

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+# Stage 1: Build stage (only used if compiling dependencies)
+FROM python:3.9-slim as build-stage
+
+# Set the working directory
+WORKDIR /app
+
+# Copy requirements file
+COPY requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Stage 2: Final stage
+FROM python:3.9-slim
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the contents from the build stage (dependencies only)
+COPY --from=build-stage /usr/local/lib/python3.9/site-packages /usr/local/lib/python3.9/site-packages
+COPY --from=build-stage /usr/local/bin /usr/local/bin
+
+# Add non-root user and switch to it for better security
+RUN useradd -m flaskuser
+
+# Copy application code
+COPY . /app
+
+# Change ownership of /app to flaskuser after user is created
+RUN chown -R flaskuser:flaskuser /app
+
+# Remove pip cache and unnecessary files (optional)
+RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# Switch to the non-root user
+USER flaskuser
+
+# Expose the port your Flask app will run on
+EXPOSE 7860
+
+# Run the Flask app using gunicorn with an infinite request timeout
+# CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--timeout", "0", "app:app"]
+CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--timeout", "0", "--access-logfile", "-", "--error-logfile", "-", "app:app"]