nginx-examples/octobercms.conf

    location / {
        rewrite ^/.*$ /index.php last;
    }
    
    location ~ ^/backend {
    	client_max_body_size 10M;
        rewrite ^/.*$ /index.php last;
    }
    
    location ~ ^/combine.*\.(css|js) {
        rewrite ^/.*$ /index.php last;
        expires max;
    }
    
    # Whitelist
    ## Let October handle if static file not exists
    location ~ ^/favicon\.ico { try_files $uri /index.php; }
    location ~ ^/sitemap\.xml { try_files $uri /index.php; }
    location ~ ^/robots\.txt { try_files $uri /index.php; }
    location ~ ^/humans\.txt { try_files $uri /index.php; }

    ## Google & Yandex website confirmation
    location ~ ^/(google|yandex).*\.html { try_files $uri /index.php; }

    ## Xml files in web-root, like as sitemap
    location ~ ^/.*\.xml { try_files $uri /index.php; }

    ## Let nginx return 404 if static file not exists
    location ~ ^/storage/app/uploads/public { try_files $uri 404; }
    location ~ ^/storage/app/media { try_files $uri 404; }
    location ~ ^/storage/temp/public { try_files $uri 404; }

    location ~ ^/modules/.*/assets { try_files $uri 404; }
    location ~ ^/modules/.*/resources { try_files $uri 404; }
    location ~ ^/modules/.*/behaviors/.*/assets { try_files $uri 404; }
    location ~ ^/modules/.*/behaviors/.*/resources { try_files $uri 404; }
    location ~ ^/modules/.*/widgets/.*/assets { try_files $uri 404; }
    location ~ ^/modules/.*/widgets/.*/resources { try_files $uri 404; }
    location ~ ^/modules/.*/formwidgets/.*/assets { try_files $uri 404; }
    location ~ ^/modules/.*/formwidgets/.*/resources { try_files $uri 404; }
    location ~ ^/modules/.*/reportwidgets/.*/assets { try_files $uri 404; }
    location ~ ^/modules/.*/reportwidgets/.*/resources { try_files $uri 404; }

    location ~ ^/plugins/.*/.*/assets { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/resources { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/behaviors/.*/assets { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/behaviors/.*/resources { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/reportwidgets/.*/assets { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/reportwidgets/.*/resources { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/formwidgets/.*/assets { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/formwidgets/.*/resources { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/widgets/.*/assets { try_files $uri 404; }
    location ~ ^/plugins/.*/.*/widgets/.*/resources { try_files $uri 404; }

    location ~ ^/themes/.*/assets { try_files $uri 404; }
    location ~ ^/themes/.*/semantic { try_files $uri 404; }
    location ~ ^/themes/.*/resources { try_files $uri 404; }