feat(join): highlight auto-linked join-form links

test/mv_web/helpers/join_description_renderer_test.exs

@@ -15,18 +15,18 @@ defmodule MvWeb.Helpers.JoinDescriptionRendererTest do
   end
 
   describe "render/1" do
-    test "converts a raw URL to an anchor tag" do
+    test "converts a raw URL to an anchor tag with the standard link class" do
       result = html("Akzeptiere https://example.com/dsgvo")
 
-      assert result =~ ~s(<a href="https://example.com/dsgvo")
+      assert result =~ ~s(<a href="https://example.com/dsgvo" class="link link-primary")
       assert result =~ "https://example.com/dsgvo</a>"
       assert result =~ "Akzeptiere "
     end
 
-    test "converts Markdown [text](url) to an anchor tag with the link text" do
+    test "converts Markdown [text](url) to an anchor tag with the standard link class" do
       result = html("[Datenschutzerklärung](https://example.com/dsgvo)")
 
-      assert result =~ ~s(<a href="https://example.com/dsgvo")
+      assert result =~ ~s(<a href="https://example.com/dsgvo" class="link link-primary")
       assert result =~ ">Datenschutzerklärung</a>"
     end
 
@@ -70,7 +70,7 @@ defmodule MvWeb.Helpers.JoinDescriptionRendererTest do
         url = "https://example.com/#{path}"
         result = html("[#{label}](#{url})")
 
-        assert result =~ ~s(<a href="#{url}">#{label}</a>)
+        assert result =~ ~s(<a href="#{url}" class="link link-primary">#{label}</a>)
         assert result |> :binary.matches("<a ") |> length() == 1
       end
     end