Update Dockerfile

trying some jugaad

backend/Dockerfile

@@ -1,15 +1,12 @@
-# We Use an official Python runtime as a parent image
 FROM python:3.12-slim
 
-# Allows docker to cache installed dependencies between builds
 COPY requirements.txt requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Mounts the application code to the image
-COPY . app
-WORKDIR /app
+RUN pip install coverage
 
-EXPOSE 8000
+RUN mkdir /app
+COPY . /app
+WORKDIR /app
 
-# Runs migrations and starts the production server
-CMD ["sh", "-c", "python manage.py migrate && python manage.py runserver 0.0.0.0:8000"]
+CMD ["sh", "-c", "python manage.py migrate && coverage run --source='.' manage.py test && coverage report"]