feat: dodaj servisni kontekst u task detalji modal

Dodaj gumb 'Postavi servisni kontekst' u zaglavlje modala Radni zadatak detalji i poveži ga s postojećom logikom postavljanja konteksta prema dizalici zadatka.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

frontend/src/components/dashboard/FleetDashboardShell.jsx

@@ -1364,6 +1364,10 @@ export default function FleetDashboardShell({ initialSection = 'dashboard', page
                     setServiceRecordCrane(taskCrane ?? null);
                     setServiceRecordOpen(true);
                 }}
+                onSetServiceContext={(task) => {
+                    const taskCrane = cranes.find((item) => String(item.id) === String(task?.vehicle));
+                    handleSetServiceContextForCrane(taskCrane);
+                }}
             />
         </AnimatedPage>
     );