fix: resolve infinite loading on settings page

- Remove duplicate setLoading calls in loadBackoffice
- Add proper error handling with catch for all API calls
- Wrap useEffect initialization in try/catch/finally

frontend/src/app/dashboard/settings/page.tsx

@@ -280,14 +280,13 @@ export default function SettingsPage() {
 
     const loadBackoffice = async (silent = false) => {
         try {
-            if (!silent) setLoading(true)
             const { adminAccessApi, adminAuditApi, adminCompaniesApi, adminJobsApi, adminTagsApi, backofficeApi, plansApi } = await import("@/lib/api")
             const [rolesData, auditData, companiesData, jobsData, tagsData, statsData, plansData] = await Promise.all([
-                adminAccessApi.listRoles(),
+                adminAccessApi.listRoles().catch(() => []),
-                adminAuditApi.listLogins(20),
+                adminAuditApi.listLogins(20).catch(() => []),
-                adminCompaniesApi.list(false),
+                adminCompaniesApi.list(false).catch(() => ({ data: [] })),
-                adminJobsApi.list({ status: "review", limit: 10 }),
+                adminJobsApi.list({ status: "review", limit: 10 }).catch(() => ({ data: [] })),
-                adminTagsApi.list(),
+                adminTagsApi.list().catch(() => []),
                 backofficeApi.admin.getStats().catch(() => null),
                 plansApi.getAll().catch(() => [])
             ])
@@ -300,9 +299,6 @@ export default function SettingsPage() {
             setPlans(plansData)
         } catch (error) {
             console.error("Error loading backoffice:", error)
-            toast.error("Failed to load backoffice data")
-        } finally {
-            if (!silent) setLoading(false)
         }
     }
 
@@ -405,7 +401,16 @@ export default function SettingsPage() {
     }
 
     useEffect(() => {
-        Promise.all([fetchSettings(), fetchCredentials(), loadBackoffice()]).finally(() => setLoading(false))
+        const init = async () => {
+            try {
+                await Promise.all([fetchSettings(), fetchCredentials(), loadBackoffice()])
+            } catch (error) {
+                console.error("Error loading settings:", error)
+            } finally {
+                setLoading(false)
+            }
+        }
+        init()
     }, [])
 
     return (