1  server {
 2      listen 80;
 3      server_name _;
 4  
 5      root /usr/share/nginx/html;
 6      index index.html;
 7  
 8      # Gzip compression
 9      gzip on;
10      gzip_vary on;
11      gzip_min_length 1024;
12      gzip_types
13          text/plain
14          text/css
15          text/javascript
16          application/javascript
17          application/json
18          application/xml
19          image/svg+xml;
20  
21      # Long-lived cache for hashed static assets (JS, CSS, images)
22      location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
23          expires 1y;
24          add_header Cache-Control "public, immutable";
25          access_log off;
26      }
27  
28      # No cache for the HTML entry point
29      location = /index.html {
30          add_header Cache-Control "no-cache, no-store, must-revalidate";
31      }
32  
33      # SPA fallback — React Router handles all client-side routes
34      location / {
35          try_files $uri $uri/ /index.html;
36      }
37  }