Part 2: Fix Copy Card Link to Clipboard button at card title did not work.

Thanks to 2020product and xet7 !

Related https://github.com/wekan/wekan/pull/2922

client/components/cards/cardDetails.jade

@@ -8,7 +8,7 @@ template(name="cardDetails")
           a.fa.fa-times-thin.close-card-details.js-close-card-details
           if currentUser.isBoardMember
             a.fa.fa-navicon.card-details-menu.js-open-card-details-menu
-            input.inline-input(type="hidden" id="cardURL_copy" value="{{ absoluteUrl }}")
+            input.inline-input(type="text" id="cardURL_copy" value="{{ absoluteUrl }}")
             a.fa.fa-link.card-copy-button.js-copy-link(
               class="fa-link"
               title="{{_ 'copy-card-link-to-clipboard'}}"

client/components/cards/cardDetails.styl

@@ -4,6 +4,12 @@
 
 avatar-radius = 50%
 
+#cardURL_copy
+  // Have clipboard text not visible by moving it to far left
+  position: absolute
+  left: -2000px
+  top: 0px
+
 .assignee
   border-radius: 3px
   display: block