chore: update cache time

.github/deployment/nginx.conf

@@ -9,7 +9,8 @@ server {
     index  index.html index.htm;
 
     location /_next/static {
-        add_header Cache-Control "max-age=31536000";
+        # 7 days
+        add_header Cache-Control "max-age=86400";
     }
 
     location / {