Aggiunge annunci in-app/sito, contatti e migliora UI copertina sul portale.

Include admin/API/banner nativi, form contatti e reset copertina standard con layout edit più ampio.

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

backend/config/locales/admin.en.yml

@@ -5,6 +5,7 @@ en:
       nav:
         dashboard: Dashboard
         ops: Ops
+        announcements: Notices
         clubs: Clubs & teams
         billing: Billing
         youtube: YouTube
@@ -45,6 +46,9 @@ en:
       invoice_updated: "Invoice %{number} updated."
       invoice_uploaded: "Invoice uploaded and sent to %{email}."
       youtube_not_configured: Configure YOUTUBE_CLIENT_ID and YOUTUBE_CLIENT_SECRET in .env
+      announcement_created: Notice saved
+      announcement_updated: Notice updated
+      announcement_destroyed: Notice deleted
     common:
       free_plan: Free
       yes: "Yes"
@@ -360,3 +364,64 @@ en:
     club_recordings:
       index:
         title: "Replays — %{club}"
+    announcements:
+      index:
+        title: Notices
+        lead: Messages for the apps, the public website and the logged-in area — maintenance, updates or announcements.
+        new: New notice
+        table_title: Notices
+        none: No notices yet. Create one to notify the apps and the website.
+      new:
+        title: New notice
+      edit:
+        title: Edit notice
+      table:
+        status: Status
+        kind: Type
+        title: Message
+        channels: Destinations
+        window: Window
+      actions:
+        edit: Edit
+        delete: Delete
+        delete_confirm: Delete this notice? It will no longer appear in the selected destinations.
+      kind:
+        info: Information
+        maintenance: Maintenance
+        update: App update
+      severity:
+        info: Info
+        warning: Warning
+        critical: Critical
+      status:
+        draft: Draft
+        published: Published
+        archived: Archived
+      channels:
+        app: Apps (Android and iOS)
+        web_public: Public website
+        web_private: Logged-in area
+      window:
+        always: Always (while published)
+        from: "From %{time}"
+        until: "Until %{time}"
+      form:
+        kind: Type
+        severity: Severity
+        status: Status
+        channels: Where to show it
+        channels_hint: Select one or more destinations. The logged-in area is visible after sign-in (club, teams, account).
+        title: Title
+        body: Body
+        starts_at: Visible from
+        ends_at: Visible until
+        window_hint: Leave empty to show immediately while published.
+        action_url: Link (optional)
+        action_url_hint: For updates, an empty URL opens the store. Otherwise use an https URL.
+        action_label: Button label
+        dismissible: Users can dismiss the notice
+        dismissible_hint: Uncheck for maintenance notices that should stay visible.
+        submit_create: Save notice
+        submit_update: Update notice
+        cancel: Cancel
+