trying without dockerfile

Dockerfile

@@ -1,17 +0,0 @@
-# Use an official Python runtime as a parent image
-FROM python:3.9-slim-buster
-
-# Set the working directory to /app
-WORKDIR /app
-
-# Copy the current directory contents into the container at /app
-COPY . /app
-
-# Install any needed packages specified in requirements.txt
-RUN pip install --trusted-host pypi.python.org -r requirements.txt
-
-# Expose port 8080 for Render to proxy traffic to
-EXPOSE 8080
-
-# Start the Gunicorn server
-CMD ["gunicorn", "--bind", "0.0.0.0:8080", "--workers", "4", "app:app"]