doku: unoverride style for external link icons

roles/dokuwiki/files/userstyle.css

@@ -1,10 +1,3 @@
-a.interwiki,
-a.urlextern,
-a.windows {
-	padding-left: 0 !important;
-	background: none !important;
-}
-
 body {
 	font: unset;
 }

roles/dokuwiki/templates/dokuwiki.conf.j2

@@ -1,8 +1,9 @@
 server {
-	listen 443 ssl http2;
+	listen 443 ssl;
-	listen [::]:443 ssl http2;
+	listen [::]:443 ssl;
 	server_name {{ dns_name }};
 
+	http2 on;
 	ssl_certificate /etc/letsencrypt/live/{{ dns_name }}/fullchain.pem;
 	ssl_certificate_key /etc/letsencrypt/live/{{ dns_name }}/privkey.pem;
 

roles/nginx/files/reload-nginx.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+service nginx reload

roles/nginx/tasks/main.yml

@@ -29,6 +29,12 @@
     cmd: certbot certonly --non-interactive --agree-tos --register-unsafely-without-email --webroot --webroot-path /srv/http -d {{ dns_name }}
     creates: '/etc/letsencrypt/renewal/{{ dns_name }}.conf'
 
+- name: Install certificate renewal deployment hook
+  copy:
+    dest: /etc/letsencrypt/renewal-hooks/deploy/
+    src: reload-nginx.sh
+    mode: 0755
+
 - name: Enable certbot renewal
   cron:
     name: "certbot renew"