Set contact email, send X-Robots-Tag for the contact page

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

vars.yml

@@ -1,6 +1,6 @@
 # ---- MÅSTE ändras innan första körning (site.yml avbryter annars) ----
 site_domain: "50ohm.se"
-site_admin_email: "admin@example.se"          # används av Let's Encrypt
+site_admin_email: "carl@vargklint.se"          # används av Let's Encrypt
 # Git-källor för den svenska versionen. Byt till dina egna repon/forkar.
 fiftyohm_repo: "https://git.nyaaa.net/Superminaren/50ohm.git"
 fiftyohm_contents_dl_repo: "https://git.nyaaa.net/Superminaren/50ohm-contents-dl.git"
@@ -45,6 +45,11 @@ nginx_vhosts:
       location "/" {
         try_files $uri $uri/ =404;
       }
+      # Contact details: never indexed (also a robots meta tag and Disallow in robots.txt)
+      location = /kontakt.html {
+        add_header X-Robots-Tag "noindex, nofollow, noarchive, nosnippet" always;
+        try_files $uri =404;
+      }
 
       ssl_certificate /etc/letsencrypt/live/{{ site_domain }}/fullchain.pem;
       ssl_certificate_key /etc/letsencrypt/live/{{ site_domain }}/privkey.pem;