Nginx + Wordpress 缓存 - 配置文件排序

Question

我对 Nginx 和 Wordpress 的组合还不熟悉。我希望对这个服务器端缓存代码进行完整性检查。

具体来说

1. 顺序是否正确——尤其是位置陈述？
2. 是否有任何冗余或严重缺失的内容？
3. 如果我想为 .mp4 和 png 设置不同的缓存时间（例如 1d 而不是 1w），我该怎么做？

非常感谢您的帮助。

fastcgi_cache_path /etc/nginx/cache levels=1:2 keys_zone=wpcache:200m max_size=2g inactive=1w use_temp_path=off;
fastcgi_cache_key "$scheme$request_method$host$request_uri";
fastcgi_ignore_headers Cache-Control Expires Set-Cookie;

#INFO=name=WordPress (FastCGI Cache)
set $skip_cache 0;

# POST requests and urls with a query string should always go to PHP
if ($request_method = POST) {
    set $skip_cache 1;
}

if ($query_string != "") {
    set $skip_cache 1;
}

# Don't cache uris containing the following segments
if ($request_uri ~* "${template_location}wp-admin/|${template_location}xmlrpc.php|${template_location}wp-.*.php|${template_location}feed/|${template_location}index.php|${template_location}sitemap(_index)?.xml") {
    set $skip_cache 1;
}

# Don't use the cache for logged in users or recent commenters
if ($http_cookie ~* "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in") {
    set $skip_cache 1;
}

location / {
        index index.php index.html index.htm;
        try_files $uri $uri/ =404;
    }
    location ~ \.php$ {
        fastcgi_pass unix:/var/run/php/php8.1-fpm.sock;
        include snippets/fastcgi-php.conf;
        fastcgi_cache wpcache;
        fastcgi_cache_valid 200 301 302 2h;
        fastcgi_cache_use_stale error timeout updating invalid_header http_500 http_503;
        fastcgi_cache_min_uses 1;
        fastcgi_cache_lock on;
        fastcgi_cache_bypass $skip_cache;
        fastcgi_no_cache $skip_cache;
        add_header X-FastCGI-Cache $upstream_cache_status;
    }

location ~* ^.+.(ogg|ogv|svg|svgz|eot|otf|woff|mp4|ttf|css|rss|atom|js|jpg|jpeg
|gif|png|ico|zip|tgz|gz|rar|bz2|doc|xls|exe|ppt|tar|mid|midi
|wav|bmp|rtf)$ {

access_log off;
log_not_found off;
expires max;
}

location = /robots.txt {
access_log off;
log_not_found off;
}

location ~ /. {
deny all;
access_log off;
log_not_found off;
}

location ~ /purge(/.*) {
    fastcgi_cache_purge FASTCGICACHE "$scheme$request_method$host$1";
}

# Wordpress Permalinks
location / {
try_files $uri $uri/ /index.php?$args;
}