fix(frontend): harden home jobs loading states

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

@@ -229,6 +229,7 @@ export default function AdminJobsPage() {
         <DialogContent className="max-w-2xl max-h-[85vh] overflow-y-auto">
           <DialogHeader>
             <DialogTitle>{t('admin.jobs.details.title')}</DialogTitle>
+            <DialogDescription>{t('admin.jobs.details.description')}</DialogDescription>
           </DialogHeader>
           {selectedJob && (
             <div className="grid gap-4 py-4">

frontend/src/app/page.tsx

@@ -19,6 +19,7 @@ export default function Home() {
     const { t } = useTranslation()
     const [jobs, setJobs] = useState<Job[]>([])
     const [loading, setLoading] = useState(true)
+    const [jobsError, setJobsError] = useState(false)
     const [page, setPage] = useState(1)
     const [hasMore, setHasMore] = useState(true)
     const [loadingMore, setLoadingMore] = useState(false)
@@ -36,10 +37,18 @@ export default function Home() {
     const fetchJobs = useCallback(async (pageNum: number, isLoadMore = false) => {
         try {
             if (isLoadMore) setLoadingMore(true)
-            else setLoading(true)
+            else {
+                setLoading(true)
+                setJobsError(false)
+            }
 
             const limit = 8
-            const res = await jobsApi.list({ page: pageNum, limit })
+            const res = await Promise.race([
+                jobsApi.list({ page: pageNum, limit }),
+                new Promise<never>((_, reject) => {
+                    window.setTimeout(() => reject(new Error("JOBS_REQUEST_TIMEOUT")), 12000)
+                }),
+            ])
 
             if (res.data) {
                 const newJobs = res.data.map(transformApiJobToFrontend)
@@ -52,15 +61,22 @@ export default function Home() {
                 // If we got fewer jobs than the limit, we've reached the end
                 if (newJobs.length < limit) {
                     setHasMore(false)
+                } else if (!isLoadMore) {
+                    setHasMore(true)
                 }
             }
         } catch (error) {
             console.error("Failed to fetch jobs:", error)
+            if (!isLoadMore) {
+                setJobs([])
+                setHasMore(false)
+                setJobsError(true)
+            }
         } finally {
             setLoading(false)
             setLoadingMore(false)
         }
-    }, [t])
+    }, [])
 
     useEffect(() => {
         fetchJobs(1)
@@ -72,6 +88,9 @@ export default function Home() {
         fetchJobs(nextPage, true)
     }
 
+    const latestJobs = jobs.slice(0, 8)
+    const showEmptyState = !loading && !jobsError && jobs.length === 0
+
     const scrollPrev = useCallback(() => {
         if (emblaApi) emblaApi.scrollPrev()
     }, [emblaApi])
@@ -165,8 +184,12 @@ export default function Home() {
                             <div className="overflow-hidden px-1 py-4" ref={emblaRef}>
                                 <div className="flex gap-6">
                                     {loading ? (
-                                        <div className="flex-[0_0_100%] text-center py-8">Carregando vagas...</div>
-                                    ) : jobs.slice(0, 8).map((job, index) => (
+                                        <div className="flex-[0_0_100%] py-8 text-center text-muted-foreground">{t("jobs.loading")}</div>
+                                    ) : jobsError ? (
+                                        <div className="flex-[0_0_100%] py-8 text-center text-sm text-red-600">{t("home.featuredJobs.error")}</div>
+                                    ) : showEmptyState ? (
+                                        <div className="flex-[0_0_100%] py-8 text-center text-muted-foreground">{t("home.featuredJobs.empty")}</div>
+                                    ) : latestJobs.map((job, index) => (
                                         <div key={`latest-${job.id}-${index}`} className="flex-[0_0_100%] sm:flex-[0_0_50%] lg:flex-[0_0_50%] xl:flex-[0_0_33.333%] 2xl:flex-[0_0_25%] min-w-0 pb-1">
                                             <JobCard job={job} />
                                         </div>
@@ -203,7 +226,11 @@ export default function Home() {
 
                         <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-6">
                             {loading && page === 1 ? (
-                                <div className="col-span-full text-center py-12">Carregando vagas...</div>
+                                <div className="col-span-full py-12 text-center text-muted-foreground">{t("jobs.loading")}</div>
+                            ) : jobsError ? (
+                                <div className="col-span-full py-12 text-center text-sm text-red-600">{t("home.moreJobs.error")}</div>
+                            ) : showEmptyState ? (
+                                <div className="col-span-full py-12 text-center text-muted-foreground">{t("home.moreJobs.empty")}</div>
                             ) : jobs.map((job, index) => (
                                 <div key={`more-${job.id}-${index}`} className="pb-1">
                                     <JobCard job={job} />
@@ -211,14 +238,14 @@ export default function Home() {
                             ))}
                         </div>
 
-                        {hasMore && (
+                        {hasMore && !jobsError && jobs.length > 0 && (
                             <div className="mt-12 text-center">
                                 <Button
                                     onClick={handleLoadMore}
                                     disabled={loadingMore}
                                     className="bg-orange-500 hover:bg-orange-600 text-white font-bold px-8 py-6 rounded-xl text-lg transition-all hover:scale-105 active:scale-95 shadow-lg"
                                 >
-                                    {loadingMore ? "Carregando..." : t("home.moreJobs.loadMore") || "Carregar Mais Vagas"}
+                                    {loadingMore ? t("common.loading") : t("home.moreJobs.loadMore")}
                                 </Button>
                             </div>
                         )}

frontend/src/contexts/notification-context.tsx

@@ -32,11 +32,19 @@ export function NotificationProvider({
 
   useEffect(() => {
     const loadNotifications = async () => {
+      const hasLocalSession =
+        typeof window !== "undefined" &&
+        Boolean(
+          localStorage.getItem("job-portal-auth") ||
+          localStorage.getItem("auth_token") ||
+          localStorage.getItem("token")
+        );
+
       if (loading) {
         return;
       }
 
-      if (!user) {
+      if (!user || !hasLocalSession) {
         setNotifications([]);
         return;
       }

frontend/src/i18n/en.json

@@ -236,7 +236,9 @@
       "yesterday": "Yesterday",
       "apply": "Apply now",
       "viewJob": "View Job",
-      "favorite": "Favorite"
+      "favorite": "Favorite",
+      "empty": "No jobs available right now.",
+      "error": "Could not load the latest jobs right now."
     },
     "levels": {
       "junior": "Junior",
@@ -246,7 +248,9 @@
     "moreJobs": {
       "title": "More Jobs",
       "viewAll": "View All Jobs",
-      "loadMore": "Load More Jobs"
+      "loadMore": "Load More Jobs",
+      "empty": "No jobs available right now.",
+      "error": "Could not load more jobs right now."
     },
     "cta": {
       "badge": "Social Networks",

frontend/src/i18n/es.json

@@ -236,7 +236,9 @@
       "yesterday": "Ayer",
       "apply": "Aplicar ahora",
       "viewJob": "Ver Empleo",
-      "favorite": "Favorito"
+      "favorite": "Favorito",
+      "empty": "No hay empleos disponibles en este momento.",
+      "error": "No se pudieron cargar los últimos empleos ahora."
     },
     "levels": {
       "junior": "Junior",
@@ -246,7 +248,9 @@
     "moreJobs": {
       "title": "Más Empleos",
       "viewAll": "Ver Todos los Empleos",
-      "loadMore": "Cargar Más Empleos"
+      "loadMore": "Cargar Más Empleos",
+      "empty": "No hay empleos disponibles en este momento.",
+      "error": "No se pudieron cargar más empleos ahora."
     },
     "cta": {
       "badge": "Redes Sociales",

frontend/src/i18n/pt-BR.json

@@ -276,7 +276,9 @@
       "yesterday": "Ontem",
       "apply": "Aplicar agora",
       "viewJob": "Ver Vaga",
-      "favorite": "Favoritar"
+      "favorite": "Favoritar",
+      "empty": "Nenhuma vaga encontrada no momento.",
+      "error": "Não foi possível carregar as últimas vagas agora."
     },
     "levels": {
       "junior": "Júnior",
@@ -286,7 +288,9 @@
     "moreJobs": {
       "title": "Mais Vagas",
       "viewAll": "Ver Todas Vagas",
-      "loadMore": "Carregar Mais Vagas"
+      "loadMore": "Carregar Mais Vagas",
+      "empty": "Nenhuma vaga disponível no momento.",
+      "error": "Não foi possível carregar mais vagas agora."
     },
     "cta": {
       "badge": "Redes Sociais",