Admin analytics: heatmap per device, anteprima staff e analisi costi.

Separa heatmap mobile/desktop, opt-out analytics per operatori, dashboard costi con KPI e trend mensili.

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

backend/app/controllers/analytics/snapshots_controller.rb

@@ -2,7 +2,13 @@
 
 module Analytics
   class SnapshotsController < ActionController::API
+    include ActionController::Cookies
+
     def create
+      if analytics_suppressed?
+        return render json: { ok: true, skipped: true, suppressed: true }, status: :accepted
+      end
+
       result = Analytics::SnapshotIngest.new(
         path: params[:path] || params[:page_path],
         device: params[:device],
@@ -17,5 +23,11 @@ module Analytics
 
       render json: { ok: true, skipped: result.skipped }, status: :accepted
     end
+
+    private
+
+    def analytics_suppressed?
+      Analytics::Suppress.active?(cookies[Analytics::Suppress::COOKIE_NAME])
+    end
   end
 end