Parameterise the Calendar iCal link

config.toml

@@ -20,6 +20,7 @@ company = "Leigh Hackspace CIC"
 company_number = "09404083"
 copyright_years = "2023"
 description = "Leigh Hackspace is a hackspace located in the north-west of England."
+calendarUrl = "https://api.leighhack.org/events.ics"
 
 [params.social]
 twitter = 'leigh_hackspace'

themes/lhs/layouts/partials/head.html

@@ -16,8 +16,8 @@
 <meta name="theme-color" content="#ffffff">
 
 <link rel="alternate" type="application/rss+xml" href="{{ absURL "blog/index.xml" }}" title="{{ .Site.Title }}">
-<link rel="alternate" type="text/calendar" href="https://api.leighhack.org/events.ics" title="{{ .Site.Title }} Events">
-<link rel="canonical" href="{{ .RelPermalink }}">
+<link rel="alternate" type="text/calendar" href="{{ .Site.Params.calendarUrl }}" title="{{ .Site.Title }} Events">
+<link rel="canonical" href="{{ .Permalink }}">
 
 {{ if .Page.Store.Get "hasMap" }}
 <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ol@v8.2.0/ol.css">