fix robots.txt

nginx/Dockerfile

@@ -1,4 +1,5 @@
 FROM nginx:latest
+RUN rm -rf /etc/nginx/html/*
 
 # Install dependencies needed to add NodeSource repo
 RUN apt-get update && apt-get install -y \
@@ -15,6 +16,7 @@ RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash - \
 
 COPY nginx.conf.template /etc/nginx/nginx.conf.template
 COPY nginx_setup.conf.template /etc/nginx/nginx_setup.conf.template
+COPY robots.txt /etc/nginx/html/robots.txt
 COPY entrypoint.sh /entrypoint.sh
 
 WORKDIR /app
@@ -23,9 +25,7 @@ RUN npm install
 RUN npm run build
 
 RUN mkdir -p /etc/nginx/html \
-    && rm -rf /etc/nginx/html/* \
     && cp -r ./dist/* /etc/nginx/html/
 
-COPY robots.txt /etc/nginx/html/robots.txt
 
 ENTRYPOINT ["/entrypoint.sh"]