WordPress with nginx on Docker

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user www-data;
worker_processes auto;

error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;

events {
worker_connections 1024;
}

http {
include /etc/nginx/mime.types;
default_type application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    # Microcaching
    fastcgi_cache_path /etc/nginx/cache levels=1:2 keys_zone=microcache:20m inactive=60m max_size=200m;
    fastcgi_cache_key "$scheme://$host$request_uri";
    fastcgi_ignore_headers Cache-Control Expires;

    sendfile        on;
    #tcp_nopush     on;

    keepalive_timeout  65;

    gzip on;
    gzip_disable "msie6";

    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_buffers 16 8k;
    gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;

    server_names_hash_bucket_size 64;

    include /etc/nginx/conf.d/*.conf;

}

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server {
listen 80 default_server;
server_name www.lemsit.de lemsit.de lemsit_wordpress;
root /var/www/html;
index index.php;

        error_log  /var/log/nginx/error.log;
        access_log /var/log/nginx/access.log;

        if (!-e $request_filename) {
                rewrite /wp-admin$ $scheme://$host$uri/ permanent;
                rewrite ^(/[^/]+)?(/wp-.*) $2 last;
                rewrite ^(/[^/]+)?(/.*\.php) $2 last;
        }

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

        # Microcaching
        #Cache everything by default
        set $no_cache 0;

        #Don't cache logged in users or commenters
        if ( $http_cookie ~* "comment_author_|wordpress_(?!test_cookie)|wp-postpass_" ) {
                set $no_cache 1;
        }

        #Don't cache the following URLs
        if ($request_uri ~* "/(wp-admin/|wp-login.php)")
        {
                set $no_cache 1;
        }
        # /end Microcaching

       location ~ \.php$ {
                try_files $uri =404;
                fastcgi_split_path_info ^(.+\.php)(/.+)$;
                #NOTE: You should have "cgi.fix_pathinfo = 0;" in php.ini

                include /etc/nginx/fastcgi_params;

                # If using a socket...
                #fastcgi_pass unix:/tmp/php-fpm.sock;;
                # If using TCP/IP...
                fastcgi_pass wordpress:9000;

                fastcgi_index index.php;
                fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

                # Microcaching
                #matches keys_zone in fastcgi_cache_path
                fastcgi_cache microcache;

                #don't serve pages defined earlier
                fastcgi_cache_bypass $no_cache;

                #don't cache pages defined earlier
                fastcgi_no_cache $no_cache;

                #defines the default cache time
                fastcgi_cache_valid any 60s;

                #unsure what the impacts of this variable is
                fastcgi_max_temp_file_size 2M;

                #Use stale cache items while updating in the background
                fastcgi_cache_use_stale updating error timeout invalid_header http_500;
                fastcgi_cache_lock on;
                fastcgi_cache_lock_timeout 10s;

                add_header X-Cache $upstream_cache_status;
                # /end Microcaching
        }

        # Set expires time for browser caching for media files
        location ~* ^.+\.(ogg|ogv|svg|svgz|eot|otf|woff|mp4|ttf|rss|atom|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;
        }

        # Set expires time for js and css files
        location ~* \.(js|css)$ {
                expires 24h;
                add_header Pragma public;
                add_header Cache-Control "public";
                log_not_found off;
        }

        # Block serving of hidden files
        location ~ /\. { deny  all; access_log off; log_not_found off; }

        # This should match upload_max_filesize in php.ini
        client_max_body_size 20M;

}

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version: "3.8"

services:
mariadb:
image: mariadb:latest
restart: always
environment: - MARIADB_ROOT_PASSWORD=secret - MARIADB_DATABASE=wordpress - MARIADB_USER=wordpress - MARIADB_PASSWORD=secret
volumes: - /srv/mariadb/:/var/lib/mysql

wordpress:
image: lemsit/wordpress
restart: always
environment: - WORDPRESS_DB_HOST=mariadb:3306 - WORDPRESS_DB_USER=wordpress - WORDPRESS_DB_PASSWORD=secret - WORDPRESS_DB_NAME=wordpress
volumes: - /srv/wordpress/:/var/www/html

nginx:
image: nginx:latest
ports: - 80:80
volumes: - /srv/docker/nginx.conf:/etc/nginx/nginx.conf - /srv/docker/nginx-wordpress.conf:/etc/nginx/conf.d/default.conf - /srv/wordpress/:/var/www/html

cron:
image: alpine:3.18
command: crond -f -d 8
volumes: - "/srv/docker/crontab:/etc/crontabs/root:z"