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fix(nginx): add no-cache header for index.html to prevent stale SPA s… #9440

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fix(nginx): add no-cache header for index.html to prevent stale SPA s… #9440

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10 changes: 10 additions & 0 deletions apps/admin/nginx/nginx.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,16 @@ http {
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-XSS-Protection "1; mode=block" always;

location = /god-mode/index.html {
root /usr/share/nginx/html;
add_header X-Frame-Options "DENY" always;
add_header X-Content-Type-Options "nosniff" always;
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-XSS-Protection "1; mode=block" always;
add_header Cache-Control "no-cache, must-revalidate" always;
try_files $uri =404;
}

location / {
root /usr/share/nginx/html;
index index.html index.htm;
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16 changes: 14 additions & 2 deletions apps/web/nginx/nginx.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -26,11 +26,23 @@ http {
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-XSS-Protection "1; mode=block" always;

# index.html is not content-hashed like /assets/*, so it must never be
# cached long-term. Safari/iOS's aggressive heuristic caching can otherwise
# keep serving a stale shell indefinitely, even after a fix is deployed.
location = /index.html {
root /usr/share/nginx/html;
add_header X-Frame-Options "DENY" always;
add_header X-Content-Type-Options "nosniff" always;
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-XSS-Protection "1; mode=block" always;
add_header Cache-Control "no-cache, must-revalidate" always;
try_files $uri =404;
}

location / {
root /usr/share/nginx/html;
index index.html index.htm;
try_files $uri $uri/ /index.html;
}
}
}

}