WordPress config with WP Super Cache for Nginx

_common.conf

# /etc/nginx/snippets/wordpress/common.conf

index index.php;

# Deny all attempts to access hidden files such as .htaccess, .htpasswd, .DS_Store (Mac).
location ~ /\. {
	deny all;
}
# Block PHP files in uploads, content, and includes directory.
location ~* /(?:uploads|files|wp-content|wp-includes)/.*\.php$ {
	deny all;
}

# Autoptimize combined/minified files
location /wp-content/cache/autoptimize/ {
	expires 1y;
}

# Regular content
location /wp-content/uploads/ {
	expires 1w;
}

location ~ \.php$ {
	include fastcgi_params;
	fastcgi_pass php7;
}

location / {
	try_files $cachefile $uri $uri/ /index.php?$args;
}

_wordpress.conf

# /etc/nginx/snippets/wordpress.conf

include /etc/nginx/snippets/wordpress/wp-super-cache.conf;
include /etc/nginx/snippets/wordpress/common.conf;

_wp-super-cache.conf

# /etc/nginx/snippets/wordpress/wp-super-cache.conf

set $cache_uri $request_uri;

# POST requests and urls with a query string should always go to PHP
if ($request_method = POST) {
	set $cache_uri 'null cache';
}
if ($query_string != "") {
	set $cache_uri 'null cache';
}

# Don't cache uris containing the following segments
if ($request_uri ~* "(/wp-admin/|/xmlrpc.php|/wp-(app|cron|login|register|mail).php
                      |wp-.*.php|/feed/|index.php|wp-comments-popup.php
                      |wp-links-opml.php|wp-locations.php|sitemap(_index)?.xml
                      |[a-z0-9_-]+-sitemap([0-9]+)?.xml)") {

	set $cache_uri 'null cache';
}

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

set $cachefile "/wp-content/cache/supercache/$http_host/$cache_uri/index.html";
if ($https ~* "on") {
	set $cachefile "/wp-content/cache/supercache/$http_host/$cache_uri/index-https.html";
}

example.com

# /etc/nginx/sites-available/example.com

# Redirect to HTTPS
server {
	server_name example.com;
	listen 80;
	return 301 https://example.com$request_uri;
}

server {
	server_name example.com;
	listen 443 http2;
	ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem;
	ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem;
	root /var/www/example.com/;

	include snippets/wordpress.conf;
}