Merge pull request #1918 from chirino/optimize-fontend-cache-settings

frontend: optimize the cache settings so that the assets are aggressively cached.

ui/nginx.conf

@@ -1,9 +1,18 @@
 server {
-  listen 3000;
+    listen 3000;
 
-  location / {
-    root /usr/share/nginx/html/;
-    include /etc/nginx/mime.types;
-    try_files $uri $uri/ /index.html;
-  }
+    # all assets contain hash in filename, cache forever
+    location /assets/ {
+        root /usr/share/nginx/html/;
+        include /etc/nginx/mime.types;
+        try_files $uri $uri/ /index.html;
+        add_header Cache-Control "public, immutable, max-age=31536000, s-maxage=31536000";
+    }
+
+    location / {
+        root /usr/share/nginx/html/;
+        include /etc/nginx/mime.types;
+        try_files $uri $uri/ /index.html;
+        add_header Cache-Control "public";
+    }
 }