Add healthcheck to docker container

CHANGELOG.md

@@ -7,3 +7,4 @@
 * Show correct number of visible objects when searching for objects #28
 ### Internal
 * Use a central repository for the buckets and current user permissions to simplify complex interactions between components #29
+* Add healthcheck to docker container 

Dockerfile

@@ -11,6 +11,7 @@ RUN npm run build-only
 
 # production stage
 FROM nginx:stable-alpine as production-stage
+HEALTHCHECK --interval=35s --timeout=4s CMD curl -f http://localhost || exit 1
 COPY --from=build-stage /app/dist /usr/share/nginx/html
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 EXPOSE 80