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@@ -1,5 +1,7 @@
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server {
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# MIME types for PWA
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include mime.types;
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types {
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application/manifest+json webmanifest;
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}
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@@ -9,33 +11,92 @@ server {
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root /usr/share/nginx/html;
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index index.html;
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# Trust proxy headers from Caddy/upstream proxy
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set_real_ip_from 0.0.0.0/0;
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real_ip_header X-Forwarded-For;
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real_ip_recursive on;
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# Security headers
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add_header X-Content-Type-Options "nosniff" always;
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add_header X-Frame-Options "SAMEORIGIN" always;
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add_header X-XSS-Protection "1; mode=block" always;
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add_header Referrer-Policy "strict-origin-when-cross-origin" always;
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# Enable gzip compression
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gzip on;
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gzip_vary on;
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gzip_min_length 1024;
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gzip_proxied expired no-cache no-store private auth;
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gzip_types text/plain text/css text/xml text/javascript application/javascript application/xml+rss application/json;
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gzip_types text/plain text/css text/xml text/javascript application/javascript application/xml+rss application/json application/manifest+json image/svg+xml;
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# Handle client-side routing
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# Service worker - no cache, must revalidate
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location ~ ^/(sw\.js|workbox-.*\.js)$ {
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add_header Cache-Control "no-cache, no-store, must-revalidate" always;
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add_header Pragma "no-cache" always;
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add_header Expires "0" always;
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add_header Service-Worker-Allowed "/" always;
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types {
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application/javascript js;
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}
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}
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# PWA manifest - short cache with revalidation
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location ~ ^/manifest\.webmanifest$ {
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add_header Cache-Control "public, max-age=3600, must-revalidate" always;
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types {
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application/manifest+json webmanifest;
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}
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}
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# Handle client-side routing (SPA)
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location / {
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autoindex off;
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expires off;
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add_header Cache-Control "public, max-age=0, s-maxage=0, must-revalidate" always;
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try_files $uri $uri/ /index.html;
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try_files $uri $uri/ /index.html =404;
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}
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# API proxy to backend (configurable via API_BACKEND_URL env var)
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location /api/ {
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proxy_pass ${API_BACKEND_URL};
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proxy_set_header Host $host;
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proxy_set_header Host $http_host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header X-Forwarded-Proto $http_x_forwarded_proto;
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proxy_set_header X-Forwarded-Host $http_x_forwarded_host;
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proxy_redirect off;
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# Timeouts
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proxy_connect_timeout 60s;
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proxy_send_timeout 60s;
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proxy_read_timeout 60s;
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}
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# Cache static assets
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location ~* \.(css|png|jpg|jpeg|gif|ico|svg)$ {
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# Cache static assets with immutable flag
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location ~* \.(css|js)$ {
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expires 1y;
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add_header Cache-Control "public, immutable";
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add_header Cache-Control "public, immutable" always;
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access_log off;
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}
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# Cache images and icons
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location ~* \.(png|jpg|jpeg|gif|ico|svg|webp)$ {
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expires 1y;
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add_header Cache-Control "public, immutable" always;
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access_log off;
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}
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# Cache fonts (if any are added later)
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location ~* \.(woff|woff2|ttf|eot|otf)$ {
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expires 1y;
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add_header Cache-Control "public, immutable" always;
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add_header Access-Control-Allow-Origin "*" always;
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access_log off;
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}
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# Other static files
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location ~* \.(xml|txt)$ {
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expires 1d;
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add_header Cache-Control "public, must-revalidate" always;
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}
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}
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