Pre-launch design sync with Figma spec (#2154)

* Add lookbook + viewcomponent, organize design system file

* Build menu component

* Button updates

* More button fixes

* Replace all menus with new ViewComponent

* Checkpoint: fix tests, all buttons and menus converted

* Split into Link and Button components for clarity

* Button cleanup

* Simplify custom confirmation configuration in views

* Finalize button, link component API

* Add toggle field to custom form builder + Component

* Basic tabs component

* Custom tabs, convert all menu / tab instances in app

* Gem updates

* Centralized icon helper

* Update all icon usage to central helper

* Lint fixes

* Centralize all disclosure instances

* Dialog replacements

* Consolidation of all dialog styles

* Test fixes

* Fix app layout issues, move to component with slots

* Layout simplification

* Flakey test fix

* Fix dashboard mobile issues

* Finalize homepage

* Lint fixes

* Fix shadows and borders in dark mode

* Fix tests

* Remove stale class

* Fix filled icon logic

* Move transparent? to public interface

test/components/previews/tabs_component_preview/custom.html.erb

@@ -0,0 +1,29 @@
+<%= render TabsComponent.new(
+  variant: :unstyled,
+  active_tab: "tab1", 
+  active_btn_classes: "bg-white text-primary", 
+  inactive_btn_classes: "text-secondary",
+) do |tabs| %>
+  <div class="flex border border-secondary rounded-lg h-full max-w-[400px]">
+    <%= tabs.with_nav(classes: "flex flex-col py-2 px-3 border-r border-secondary") do |nav| %>
+      <%= nav.with_btn(id: "tab1", label: "Tab 1", classes: "px-2 py-1 rounded-md w-full whitespace-nowrap") %>
+      <%= nav.with_btn(id: "tab2", label: "Tab 2", classes: "px-2 py-1 rounded-md w-full whitespace-nowrap") %>
+    <% end %>
+
+    <div class="flex flex-col w-full">
+      <div class="h-[200px] p-4">
+        <%= tabs.with_panel(tab_id: "tab1") do %>
+          <%= content_tag(:p, "Content for tab 1") %>
+        <% end %>
+
+        <%= tabs.with_panel(tab_id: "tab2") do %>
+          <%= content_tag(:p, "Content for tab 2") %>
+        <% end %>
+      </div>
+
+      <div class="w-full border-t border-secondary p-4">
+        Footer
+      </div>
+    </div>
+  </div>
+<% end %>

test/components/previews/tabs_component_preview/default.html.erb

@@ -0,0 +1,16 @@
+<div class="max-w-[400px]">
+  <%= render TabsComponent.new(active_tab: "tab1") do |tabs| %>
+    <%= tabs.with_nav do |tab_nav| %>
+      <%= tab_nav.with_btn(id: "tab1", label: "Tab 1") %>
+      <%= tab_nav.with_btn(id: "tab2", label: "Tab 2") %>
+    <% end %>
+
+    <%= tabs.with_panel(tab_id: "tab1") do %>
+      <%= content_tag(:p, "Content for tab 1") %>
+    <% end %>
+
+    <%= tabs.with_panel(tab_id: "tab2") do %>
+      <%= content_tag(:p, "Content for tab 2") %>
+    <% end %>
+  <% end %>
+</div>