added docker

Dockerfile

@@ -0,0 +1,22 @@
+# Use a slim Python image
+FROM python:3.11-slim
+
+# Prevent Python from writing .pyc files and enable unbuffered logging
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+# Set work directory
+WORKDIR /app
+
+# Install dependencies
+# We do this before copying the whole app to leverage Docker cache
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application code
+COPY . .
+
+# Expose the port your app runs on
+EXPOSE 5001
+
+CMD ["gunicorn", "--bind", "0.0.0.0:5001", "app:app"]