immich.conf

events {}
error_log /dev/stdout info;

http {
    access_log /dev/stdout;

    proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=my_cache:10m inactive=60m use_temp_path=off;

    server {
        listen 80;
        server_name _;

        send_timeout 100m;
        client_max_body_size 1000M;

        proxy_http_version 1.1;
        proxy_request_buffering off;
        fastcgi_request_buffering off;

        location / {
            proxy_pass $PROXY_HOST;  # Replace with your local IP address
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "Upgrade";
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;
        }

        location ~* \.(jpg|jpeg|png|gif|ico|mp4|mov|m4v|heic|heif)$ {
            expires 30d;
            add_header Cache-Control "public, no-transform";
            proxy_cache my_cache;
            proxy_cache_revalidate on;
            proxy_cache_min_uses 1;
            proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504;
            proxy_cache_lock on;

            # Cache bypass conditions
            proxy_cache_bypass $http_cache_control;
            proxy_no_cache $http_cache_control;

            # Caching related headers
            add_header X-Cache-Status $upstream_cache_status;
        }
    }

    # Optional: Gzip compression
    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
    gzip_vary on;
}