Add new service for managing customer support tickets

Introduce the Service Après-Vente (SAV) module with API endpoints for ticket creation, retrieval, and filtering, integrated with the sidebar navigation and utilizing React Query for frontend state management.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 31f9bd88-0285-4787-81b3-31ceeea5a08b
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1957c339-2757-4d1f-8e92-e9f71a1ce58e/31f9bd88-0285-4787-81b3-31ceeea5a08b/Dkpn0ry

client/src/components/RouterProduction.tsx

@@ -21,6 +21,7 @@ import BackupManager from "@/pages/BackupManager";
 import Utilities from "@/pages/Utilities";
 import Tasks from "@/pages/Tasks";
 import TasksSimplified from "@/pages/TasksSimplified";
+import SavTickets from "@/pages/SavTickets";
 import Layout from "@/components/Layout";
 
 function RouterProduction() {
@@ -94,6 +95,7 @@ function RouterProduction() {
         <Route path="/dlc" component={DlcPage} />
         <Route path="/utilities" component={Utilities} />
         <Route path="/tasks" component={Tasks} />
+        <Route path="/sav" component={SavTickets} />
         
         {/* Routes de compatibilité - redirection vers utilities */}
         <Route path="/backup" component={Utilities} />