Update Dockerfile

Dockerfile

@@ -1,16 +1,22 @@
 FROM python:3.9-slim
 
+# Set working directory
 WORKDIR /app
 
+# Copy the current directory contents into the container at /app
 COPY . /app
 
-COPY requirements.txt ./
+# Install dependencies
+COPY requirements.txt /app/requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Expose the port Gunicorn will listen on
 EXPOSE 7860
 
+# Define environment variables
 ENV FLASK_APP=app.py
 ENV FLASK_RUN_HOST=0.0.0.0
 ENV FLASK_RUN_PORT=7860
 
-CMD ["flask", "run"]
+# Run the Gunicorn server
+CMD ["gunicorn", "--bind", "0.0.0.0:7860", "app:app"]