Add nginx configuration (#553)

Dockerfile

@@ -29,6 +29,9 @@ FROM nginx:1.25.1-alpine AS RELEASE
 # copy generated static site
 COPY --from=build /app/public /usr/share/nginx/html
 
+# copy nginx config
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
 # make readonly to nginx
 RUN chown -R root:nginx /usr/share/nginx/html && \
     chmod -R go-w /usr/share/nginx/html

nginx.conf

@@ -0,0 +1,15 @@
+server {
+    listen       80;
+    server_name  localhost;
+
+    location / {
+        root   /usr/share/nginx/html;
+        index  index.html index.htm;
+        try_files $uri $uri/ /index.html;
+    }
+
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+        root   /usr/share/nginx/html;
+    }
+}