Replace manual activerecord translations with helpers

app/views/tips/_collapsed_card.html.slim

@@ -7,7 +7,7 @@
         .clearfix role='button'
           i.fa-solid aria-hidden='true'
           span
-            = t('activerecord.models.tip.one')
+            = Tip.model_name.human
             =< tip_prefix + index.to_s
             = ": #{tip.title}" if tip.title?
   .card.card-collapse.collapse id="tip-collapse-#{exercise_tip.id}" aria-labelledby="tip-heading-#{exercise_tip.id}" role='tabpanel' data-exercise-tip-id=exercise_tip.id

app/views/tips/_form.html.slim

@@ -14,7 +14,7 @@
     = f.label(:description, class: 'form-label')
     = f.markdown :description
   .mb-3
-    = f.label(:file_type_id, t('activerecord.attributes.file.file_type_id'), class: 'form-label')
+    = f.label(:file_type_id, CodeOcean::File.human_attribute_name('file_type_id'), class: 'form-label')
     = f.collection_select(:file_type_id, @file_types, :id, :name, {include_blank: true}, class: 'form-control')
   .mb-3
     = f.label(:example, class: 'form-label')

app/views/tips/index.html.slim

@@ -1,11 +1,11 @@
-h1 = Tip.model_name.human(count: 2)
+h1 = Tip.model_name.human(count: :other)
 
 .table-responsive
   table.table class=(@tips.present? ? 'sortable' : '')
     thead
       tr
-        th = t('activerecord.attributes.tip.title')
-        th = t('activerecord.attributes.file.file_type')
+        th = Tip.human_attribute_name('title')
+        th = CodeOcean::File.human_attribute_name('file_type')
         th colspan=3 = t('shared.actions')
     tbody
       - @tips.each do |tip|