refactor(portal): update portal layouts and pages for i18n v2

app/portal/layout.tsx

@@ -1,6 +1,6 @@
 import { PortalShell } from "@/components/layout/portal-shell";
 import { getPublicBranding } from "@/server/branding/runtime";
-import { resolveRequestLocale } from "@/server/i18n/resolver";
+import { resolvePortalLocale } from "@/server/i18n/resolver";
 import { createTranslator, getClientI18nPayload } from "@/server/i18n/translator";
 import { getUserPreferences } from "@/server/settings/preferences";
 import { requirePortalBackend } from "@/server/web/portal";
@@ -11,7 +11,7 @@ export default async function PortalLayout({
   children: React.ReactNode;
 }>) {
   const { context, actor, service } = await requirePortalBackend();
-  const resolvedLocale = await resolveRequestLocale();
+  const resolvedLocale = await resolvePortalLocale(context);
   const t = createTranslator(resolvedLocale.locale, ["navigation", "portal", "common"]).t;
   const { user, profile } = context;
   const branding = getPublicBranding();

app/portal/page.tsx

@@ -5,12 +5,12 @@ import { StatCard } from "@/components/system/stat-card";
 import { getSqliteConnection } from "@/server/db/client";
 import { ContentTranslationService, getContentFallbackLocale } from "@/server/i18n/content";
 import { formatDate } from "@/lib/i18n/format";
-import { resolveRequestLocale } from "@/server/i18n/resolver";
+import { resolvePortalLocale } from "@/server/i18n/resolver";
 import { createTranslator } from "@/server/i18n/translator";
 import { requirePortalBackend } from "@/server/web/portal";
 
 export default async function PortalDashboardPage() {
-  const locale = await resolveRequestLocale();
+  const locale = await resolvePortalLocale();
   const t = createTranslator(locale.locale, ["portal"]).t;
   const { actor, service } = await requirePortalBackend();
   const content = new ContentTranslationService(getSqliteConnection().db);

app/portal/projects/[id]/page.tsx

@@ -2,7 +2,7 @@ import { notFound } from "next/navigation";
 import { getSqliteConnection } from "@/server/db/client";
 import { DomainError } from "@/server/domain/errors";
 import { ContentTranslationService, getContentFallbackLocale } from "@/server/i18n/content";
-import { resolveRequestLocale } from "@/server/i18n/resolver";
+import { resolvePortalLocale } from "@/server/i18n/resolver";
 import { requirePortalBackend } from "@/server/web/portal";
 import {
   PortalProjectClient,
@@ -14,7 +14,7 @@ import {
 
 export default async function PortalProjectPage({ params }: { params: Promise<{ id: string }> }) {
   const { id } = await params;
-  const locale = await resolveRequestLocale();
+  const locale = await resolvePortalLocale();
   const { actor, service } = await requirePortalBackend();
   const content = new ContentTranslationService(getSqliteConnection().db);
   const localization = content.getPublicLocalizationContext();

app/portal/projects/page.tsx

@@ -4,12 +4,12 @@ import Link from "next/link";
 import { formatDate } from "@/lib/i18n/format";
 import { getSqliteConnection } from "@/server/db/client";
 import { ContentTranslationService, getContentFallbackLocale } from "@/server/i18n/content";
-import { resolveRequestLocale } from "@/server/i18n/resolver";
+import { resolvePortalLocale } from "@/server/i18n/resolver";
 import { createTranslator } from "@/server/i18n/translator";
 import { requirePortalBackend } from "@/server/web/portal";
 
 export default async function PortalProjectsPage() {
-  const locale = await resolveRequestLocale();
+  const locale = await resolvePortalLocale();
   const t = createTranslator(locale.locale, ["portal"]).t;
   const { actor, service } = await requirePortalBackend();
   const content = new ContentTranslationService(getSqliteConnection().db);

app/portal/revisions/page.tsx

@@ -4,12 +4,12 @@ import Link from "next/link";
 import { formatDateTime } from "@/lib/i18n/format";
 import { getSqliteConnection } from "@/server/db/client";
 import { ContentTranslationService, getContentFallbackLocale } from "@/server/i18n/content";
-import { resolveRequestLocale } from "@/server/i18n/resolver";
+import { resolvePortalLocale } from "@/server/i18n/resolver";
 import { createTranslator } from "@/server/i18n/translator";
 import { requirePortalBackend } from "@/server/web/portal";
 
 export default async function PortalRevisionsPage() {
-  const locale = await resolveRequestLocale();
+  const locale = await resolvePortalLocale();
   const t = createTranslator(locale.locale, ["portal"]).t;
   const { actor, service } = await requirePortalBackend();
   const content = new ContentTranslationService(getSqliteConnection().db);

app/portal/tasks/page.tsx

@@ -3,12 +3,12 @@ import { CheckCircle2, Clock, CalendarDays, KanbanSquare } from "lucide-react";
 import { formatDate } from "@/lib/i18n/format";
 import { getSqliteConnection } from "@/server/db/client";
 import { ContentTranslationService, getContentFallbackLocale } from "@/server/i18n/content";
-import { resolveRequestLocale } from "@/server/i18n/resolver";
+import { resolvePortalLocale } from "@/server/i18n/resolver";
 import { createTranslator } from "@/server/i18n/translator";
 import { requirePortalBackend } from "@/server/web/portal";
 
 export default async function PortalTasksPage() {
-  const locale = await resolveRequestLocale();
+  const locale = await resolvePortalLocale();
   const t = createTranslator(locale.locale, ["portal"]).t;
   const { actor, service } = await requirePortalBackend();
   const content = new ContentTranslationService(getSqliteConnection().db);