Update Dockerfile

Dockerfile

@@ -6,8 +6,6 @@ RUN mkdir ./frontend
 COPY ./frontend/package.json ./frontend/package-lock.json ./frontend/
 WORKDIR /app/frontend
 RUN npm install -g [email protected]
-# It's OK to have multiple consecutive `RUN` instructions.
-# hadolint ignore=DL3059
 RUN npm install
 
 WORKDIR /app
@@ -16,29 +14,30 @@ COPY ./frontend ./frontend
 WORKDIR /app/frontend
 RUN npm run build
 
+# Step #2: Set up Python environment and install dependencies
 FROM python:3.10.13-slim-bullseye 
-RUN apt-get update && apt-get install -y nginx  \
+RUN apt-get update && apt-get install -y nginx \
     && rm -rf /var/lib/apt/lists/*
 
-# hadolint ignore=DL3013
 RUN python3 -m pip install --upgrade pip \
     && pip install gunicorn==20.1.0
 
-
-
 COPY ./backend ./backend
 RUN pip install -r ./backend/requirements.txt
 
-# Step #3: configure nginx and flask
+# Step #3: Configure nginx and flask
 COPY --from=build-step /app/frontend/build /usr/share/nginx/html
 COPY deployment/docker/nginx.conf /etc/nginx/sites-enabled/default
 COPY deployment/docker/serve.sh .
-RUN chmod a+x ./serve.sh
+RUN chmod +x ./serve.sh
+
+# Ensure nginx can write to necessary directories
+RUN mkdir -p /var/lib/nginx/body \
+    && chown -R www-data:www-data /var/lib/nginx \
+    && chown -R www-data:www-data /var/log/nginx \
+    && chmod -R 755 /var/lib/nginx \
+    && chmod -R 755 /var/log/nginx
 
-# run server
 EXPOSE 80
 ENTRYPOINT ["/bin/bash"]
-# Run with single core by default. Override this to run with more
-# workers. It is also possible to pass it any number of gunicorn
-# arguments.
-CMD ["./serve.sh"]
+CMD ["./serve.sh"]