Update Dockerfile

backend/Dockerfile

@@ -1,15 +1,22 @@
-# We Use an official Python runtime as a parent image
+# 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
+# Set environment variables for better Python handling
+ENV PYTHONUNBUFFERED 1
+ENV PYTHONDONTWRITEBYTECODE 1
 
-# Mounts the application code to the image
-COPY . app
+# Install dependencies
+COPY requirements.txt /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
+
+# Set the working directory in the container
 WORKDIR /app
 
+# Copy the application code to the image
+COPY . .
+
+# Expose the port that the app will run on
 EXPOSE 8000
 
-# Runs migrations and starts the production server
-CMD ["sh", "-c", "python manage.py migrate && python manage.py runserver 0.0.0.0:8000"]
+# Run migrations and start the server
+CMD ["sh", "-c", "python manage.py migrate && python manage.py runserver 0.0.0.0:8000"]