add nginx

Dockerfile

@@ -9,5 +9,6 @@ RUN npm run build
 # production environment
 FROM nginx:alpine
 COPY --from=builder /app/build /usr/share/nginx/html
+COPY nginx.conf /etc/nginx/nginx.conf
 EXPOSE 80
 CMD ["nginx", "-g", "daemon off;"]

nginx.conf

@@ -0,0 +1,18 @@
+events {}
+
+http {
+    server {
+        listen 80;
+
+        location /stub_status {
+            stub_status on;
+            allow 127.0.0.1;
+            deny all;
+        }
+
+        location / {
+            root /usr/share/nginx/html;
+            index index.html;
+        }
+    }
+}