allow http links while checking

Gemfile

@@ -19,4 +19,4 @@ gem "tzinfo-data", platforms: [:mingw, :mswin, :x64_mingw, :jruby]
 # Performance-booster for watching directories on Windows
 gem "wdm", "~> 0.1.0" if Gem.win_platform?
 
-gem "html-proofer", "~> 3.19"
+gem "html-proofer", "~> 5"

Gemfile.lock

@@ -1,12 +1,20 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    Ascii85 (1.1.0)
     addressable (2.8.4)
       public_suffix (>= 2.0.2, < 6.0)
+    afm (0.2.2)
+    async (2.5.1)
+      console (~> 1.10)
+      io-event (~> 1.1)
+      timers (~> 4.1)
     autoprefixer-rails (10.4.13.0)
       execjs (~> 2)
     colorator (1.1.0)
     concurrent-ruby (1.2.2)
+    console (1.16.2)
+      fiber-local
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
@@ -15,18 +23,22 @@ GEM
     eventmachine (1.2.7)
     execjs (2.7.0)
     ffi (1.15.5)
+    fiber-local (1.0.0)
     forwardable-extended (2.6.0)
-    html-proofer (3.19.4)
+    hashery (2.1.2)
+    html-proofer (5.0.7)
       addressable (~> 2.3)
-      mercenary (~> 0.3)
+      async (~> 2.1)
       nokogiri (~> 1.13)
-      parallel (~> 1.10)
+      pdf-reader (~> 2.11)
       rainbow (~> 3.0)
       typhoeus (~> 1.3)
       yell (~> 2.0)
+      zeitwerk (~> 2.5)
     http_parser.rb (0.8.0)
     i18n (1.13.0)
       concurrent-ruby (~> 1.0)
+    io-event (1.2.2)
     jekyll (4.2.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
@@ -69,9 +81,14 @@ GEM
     nokogiri (1.15.0)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    parallel (1.23.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
+    pdf-reader (2.11.0)
+      Ascii85 (~> 1.0)
+      afm (~> 0.2.1)
+      hashery (~> 2.0)
+      ruby-rc4
+      ttfunk
     public_suffix (5.0.1)
     racc (1.6.2)
     rainbow (3.1.1)
@@ -80,24 +97,28 @@ GEM
       ffi (~> 1.0)
     rexml (3.2.5)
     rouge (3.30.0)
+    ruby-rc4 (0.1.5)
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)
     terminal-table (2.0.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
+    timers (4.3.5)
+    ttfunk (1.7.0)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
     unicode-display_width (1.8.0)
     webrick (1.8.1)
     yell (2.2.2)
+    zeitwerk (2.6.8)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   autoprefixer-rails
   execjs (= 2.7.0)
-  html-proofer (~> 3.19)
+  html-proofer (~> 5)
   jekyll (= 4.2.2)
   jekyll-feed (~> 0.15)
   jekyll-paginate-v2 (= 3.0.0)

package.json

@@ -7,7 +7,7 @@
     "reset": "npx rimraf .git",
     "start": "bundle exec jekyll serve --livereload",
     "start-detached": "bundle exec jekyll serve --detach",
-    "htmlproofer": "bundle exec htmlproofer --enforce-https false _site",
+    "htmlproofer": "bundle exec htmlproofer --no-enforce-https --allow-missing-href _site",
     "pa11y-ci:sitemap": "pa11y-ci --sitemap http://localhost:4000/sitemap.xml --sitemap-exclude \"/*.pdf\"  --sitemap-exclude \"/admin\""
   },
   "dependencies": {