Update Leaflet documentation (1.8.0)

assets/javascripts/templates/pages/about_tmpl.coffee

@@ -494,7 +494,7 @@ credits = [
     'https://ctan.org/pkg/latex2e-help-texinfo/'
   ], [
     'Leaflet',
-    '2010-2021 Vladimir Agafonkin<br>&copy; 2010-2011, CloudMade<br>Maps &copy; OpenStreetMap contributors.',
+    '2010-2022 Vladimir Agafonkin<br>&copy; 2010-2011, CloudMade<br>Maps &copy; OpenStreetMap contributors.',
     'BSD',
     'https://raw.githubusercontent.com/Leaflet/Leaflet/master/LICENSE'
   ], [

lib/docs/scrapers/leaflet.rb

@@ -14,14 +14,19 @@ module Docs
     options[:skip_links] = true
 
     options[:attribution] = <<-HTML
-      &copy; 2010&ndash;2021 Vladimir Agafonkin<br>
+      &copy; 2010&ndash;2022 Vladimir Agafonkin<br>
       &copy; 2010&ndash;2011, CloudMade<br>
       Maps &copy; OpenStreetMap contributors.
     HTML
 
+    version '1.8' do
+      self.release = '1.8.0'
+      self.base_url = "https://leafletjs.com/SlavaUkraini/reference.html"
+    end
+
     version '1.7' do
       self.release = '1.7.1'
-      self.base_url = "https://leafletjs.com/reference.html"
+      self.base_url = "https://leafletjs.com/reference-#{release}.html"
     end
 
     version '1.6' do
@@ -31,7 +36,7 @@ module Docs
 
     version '1.5' do
       self.release = '1.5.1'
-      self.base_url = "https://leafletjs.com/reference-1.5.0.html"
+      self.base_url = "https://leafletjs.com/reference-#{release}.html"
     end
 
     version '1.4' do