fix minor issue with nginx dockerization

docker/Dockerfile

@@ -18,3 +18,6 @@ RUN ember build --environment production
 FROM nginx:1.21.1-alpine
 
 COPY --from=build /src/dist/ /usr/share/nginx/html
+COPY docker/nginx.conf /etc/nginx/conf.d/default.conf
+
+ENTRYPOINT ["nginx", "-g", "daemon off;"]

docker/nginx.conf

+server {
+    root /usr/share/nginx/html;
+    index index.html index.htm;
+    listen 80;
+
+    location / {
+        try_files $uri $uri/ /index.html =404;
+    }
+
+    location /assets {
+        try_files $uri $uri/ =404;
+    }
+}
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