Commit iniziale di eminuxCRM: CRM Rails con pipeline, campagne email e Docker.

Include autenticazione, progetti isolati, mail marketing HTML con SMTP, test A/B e editor WYSIWYG.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/views/mail_templates/index.html.erb

@@ -0,0 +1,41 @@
+<div class="space-y-6">
+  <div class="flex flex-wrap items-end justify-between gap-3">
+    <div>
+      <h1 class="text-2xl font-semibold tracking-tight">Template email</h1>
+      <p class="mt-1 text-sm text-zinc-500">
+        <%= link_to "Invii", mailings_path, class: "hover:underline" %>
+        · HTML riutilizzabile con variabili della scheda cliente.
+      </p>
+    </div>
+    <%= link_to "Nuovo template", new_mail_template_path, class: btn_primary %>
+  </div>
+
+  <div class="overflow-hidden <%= card_class %>">
+    <% if @mail_templates.empty? %>
+      <p class="p-6 text-sm text-zinc-500">Nessun template. Creane uno e usalo come base per gli invii.</p>
+    <% else %>
+      <table class="<%= table_class %>">
+        <thead class="border-b border-zinc-100 bg-zinc-50 text-left text-xs font-medium uppercase tracking-wide text-zinc-500 dark:border-zinc-800 dark:bg-zinc-800 dark:text-zinc-400">
+          <tr>
+            <th class="px-4 py-3">Nome</th>
+            <th class="px-4 py-3">Oggetto</th>
+            <th class="px-4 py-3">Ambito</th>
+            <th class="px-4 py-3"></th>
+          </tr>
+        </thead>
+        <tbody class="divide-y divide-zinc-100 dark:divide-zinc-800">
+          <% @mail_templates.each do |template| %>
+            <tr>
+              <td class="px-4 py-3 font-medium"><%= template.name %></td>
+              <td class="px-4 py-3 text-zinc-600 dark:text-zinc-300"><%= template.subject %></td>
+              <td class="px-4 py-3 text-zinc-500"><%= template.project_id? ? current_project.name : "Tutti i progetti" %></td>
+              <td class="px-4 py-3 text-right">
+                <%= link_to "Modifica", edit_mail_template_path(template), class: "text-zinc-700 hover:underline dark:text-zinc-300" %>
+              </td>
+            </tr>
+          <% end %>
+        </tbody>
+      </table>
+    <% end %>
+  </div>
+</div>