fix: A1-1 implement archived→draft/published transitions, wire archive/unarchive into post editor quick actions, complete all i18n translations

lib/bds/desktop/shell_live/post_editor.ex

@@ -204,6 +204,14 @@ defmodule BDS.Desktop.ShellLive.PostEditor do
     {:noreply, do_delete(socket)}
   end
 
+  def handle_event("archive_post_editor", _params, socket) do
+    {:noreply, do_archive(socket)}
+  end
+
+  def handle_event("unarchive_post_editor", _params, socket) do
+    {:noreply, do_unarchive(socket)}
+  end
+
   def handle_event("set_post_editor_mode", %{"mode" => mode}, socket) do
     normalized_mode = normalize_mode(mode)
 
@@ -370,6 +378,8 @@ defmodule BDS.Desktop.ShellLive.PostEditor do
             editing_canonical_language?(translations, active_language, canonical_language),
           can_publish?: post.status == :draft,
           can_delete?: post.status == :published,
+          can_archive?: post.status in [:draft, :published],
+          can_unarchive?: post.status == :archived,
           has_published_version?: has_published_version?(post),
           discard_label: discard_label(post),
           discard_title: discard_title(post),
@@ -559,6 +569,72 @@ defmodule BDS.Desktop.ShellLive.PostEditor do
     end
   end
 
+  defp do_archive(socket) do
+    case socket.assigns.post do
+      nil ->
+        socket
+
+      %Post{} = post ->
+        case Posts.archive_post(post.id) do
+          {:ok, archived_post} ->
+            socket =
+              socket
+              |> assign(:post, archived_post)
+              |> assign(:drafts, %{})
+              |> assign(:dirty?, false)
+              |> assign(:quick_actions_open?, false)
+              |> build_data()
+
+            Notify.tab_meta(
+              :post,
+              post.id,
+              archived_post.title || archived_post.slug || archived_post.id,
+              "archived"
+            )
+
+            Notify.dirty(:post, post.id, false)
+            notify_output(socket, dgettext("ui", "Post"), dgettext("ui", "Post archived"))
+
+          {:error, reason} ->
+            notify_output(socket, dgettext("ui", "Post"), inspect(reason), "error")
+            |> build_data()
+        end
+    end
+  end
+
+  defp do_unarchive(socket) do
+    case socket.assigns.post do
+      nil ->
+        socket
+
+      %Post{} = post ->
+        case Posts.unarchive_post(post.id) do
+          {:ok, unarchived_post} ->
+            socket =
+              socket
+              |> assign(:post, unarchived_post)
+              |> assign(:drafts, %{})
+              |> assign(:dirty?, false)
+              |> assign(:quick_actions_open?, false)
+              |> build_data()
+
+            Notify.tab_meta(
+              :post,
+              post.id,
+              unarchived_post.title || unarchived_post.slug || unarchived_post.id,
+              "draft"
+            )
+
+            Notify.dirty(:post, post.id, false)
+            notify_output(socket, dgettext("ui", "Post"), dgettext("ui", "Post unarchived"))
+
+          {:error, reason} ->
+            notify_output(socket, dgettext("ui", "Post"), inspect(reason), "error")
+            |> build_data()
+        end
+    end
+  end
+
   defp do_detect_language(socket) do
     if Map.get(socket.assigns, :offline_mode, true) do
       notify_output(

lib/bds/desktop/shell_live/post_editor_html/post_editor.html.heex

@@ -61,6 +61,42 @@
                 <small><%= dgettext("ui", "Select a target language for this post") %></small>
               </span>
             </button>
+
+            <%= if @post_editor.can_archive? or @post_editor.can_unarchive? do %>
+              <div class="quick-actions-divider"></div>
+
+              <%= if @post_editor.can_archive? do %>
+                <button
+                  class="quick-action-item ui-dropdown-item flex items-start gap-3 text-left"
+                  data-testid="post-archive-button"
+                  type="button"
+                  phx-click="archive_post_editor"
+                  phx-target={@myself}
+                >
+                  <span class="quick-action-icon">📦</span>
+                  <span class="quick-action-text flex min-w-0 flex-1 flex-col">
+                    <strong><%= dgettext("ui", "Archive") %></strong>
+                    <small><%= dgettext("ui", "Move this post to the archive") %></small>
+                  </span>
+                </button>
+              <% end %>
+
+              <%= if @post_editor.can_unarchive? do %>
+                <button
+                  class="quick-action-item ui-dropdown-item flex items-start gap-3 text-left"
+                  data-testid="post-unarchive-button"
+                  type="button"
+                  phx-click="unarchive_post_editor"
+                  phx-target={@myself}
+                >
+                  <span class="quick-action-icon">📤</span>
+                  <span class="quick-action-text flex min-w-0 flex-1 flex-col">
+                    <strong><%= dgettext("ui", "Unarchive") %></strong>
+                    <small><%= dgettext("ui", "Restore this post to draft") %></small>
+                  </span>
+                </button>
+              <% end %>
+            <% end %>
           </div>
         <% end %>
       </div>