update docker file

Dockerfile

@@ -8,17 +8,17 @@ WORKDIR /app
 COPY requirements.txt .
 
 # Install the dependencies
-# RUN apt-get update \
-# && apt-get install -y --no-install-recommends --no-install-suggests \
-# && pip install --no-cache-dir --upgrade pip
+RUN apt-get update \
+&& apt-get install -y --no-install-recommends --no-install-suggests \
+&& pip install --no-cache-dir --upgrade pip
 
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy the FastAPI app into the container
 COPY . .
 
 # Expose the port that the app runs on
-ENV PYTHONUNBUFFERED=1
+EXPOSE 8000
 
 # Command to run the app with Uvicorn
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]