Update nginx config

nginx/conf.d/caching.conf

-# Caching
-fastcgi_cache_path /var/run/nginx-cache levels=1:2 keys_zone=WORDPRESS:100m inactive=60m;
-fastcgi_cache_key "$scheme$request_method$host$request_uri";

nginx/conf.d/default.conf

 server {
-    listen 80;
-    server_name 127.0.0.1;
-
+    server_name diamant.iseard.media;
     root /var/www/html;
     index index.php;
 
     access_log /var/log/nginx/access.log;
     error_log /var/log/nginx/error.log;
 
-    location / {
-        try_files $uri $uri/ /index.php?$args;
-    }
-
-    location ~ \.php$ {
-        try_files $uri =404;
-        fastcgi_split_path_info ^(.+\.php)(/.+)$;
-        fastcgi_pass wordpress:9000;
-        fastcgi_index index.php;
-        include fastcgi_params;
-        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
-        fastcgi_param PATH_INFO $fastcgi_path_info;
-    }
+    include snippets/wordpress.conf;
 }

nginx/snippets/wordpress.conf

@@ -96,13 +96,11 @@ gzip_types text/plain text/css application/json application/javascript applicati
 
 # Pass all .php files onto a php-fpm/php-fcgi server.
 location ~ \.php$ {
-    include fastcgi.conf;
-    fastcgi_intercept_errors on;
-    fastcgi_pass unix:/run/php/php7.0-fpm.sock; 
-    # enable cache
-    add_header X-WP-Cache $upstream_cache_status;
-    fastcgi_cache_bypass $skip_cache;
-    fastcgi_no_cache $skip_cache;
-    fastcgi_cache WORDPRESS;
-    fastcgi_cache_valid 200 60m;
+  try_files $uri =404;
+  fastcgi_split_path_info ^(.+\.php)(/.+)$;
+  fastcgi_pass wordpress:9000;
+  fastcgi_index index.php;
+  include fastcgi_params;
+  fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+  fastcgi_param PATH_INFO $fastcgi_path_info;
 }