refactor: upgrade Next.js 15.5 to 16.2 with next-intl v4

.lintstagedrc.js

@@ -1,9 +1,9 @@
 const path = require("path")
 
 const buildEslintCommand = (filenames) =>
-  `next lint --fix --file ${filenames
+  `eslint --fix ${filenames
     .map((f) => path.relative(process.cwd(), f))
-    .join(" --file ")}`
+    .join(" ")}`
 
 const formatCommand = "prettier --write"
 

app/[locale]/10years/_components/TenYearHero.tsx

@@ -7,11 +7,8 @@ import Morpher from "@/components/Morpher/lazy"
 import TenYearBackgroundImage from "@/public/images/10-year-anniversary/10-year-background.png"
 import TenYearGraphicImage from "@/public/images/10-year-anniversary/10-year-graphic.png"
 
-const TenYearHero = async ({ locale }: { locale: string }) => {
-  const t = await getTranslations({
-    locale,
-    namespace: "page-10-year-anniversary",
-  })
+const TenYearHero = async () => {
+  const t = await getTranslations("page-10-year-anniversary")
 
   const WORDS = [
     t("page-10-year-censorship-resistance"),

app/[locale]/10years/_components/utils.ts

@@ -1,4 +1,4 @@
-import { getLocale, getTranslations } from "next-intl/server"
+import { getTranslations } from "next-intl/server"
 
 import { formatDate, isValidDate } from "@/lib/utils/date"
 
@@ -46,11 +46,7 @@ export const parseStoryDates = (
   }))
 
 export const getInnovationCards = async (): Promise<InnovationCard[]> => {
-  const locale = await getLocale()
-  const t = await getTranslations({
-    locale,
-    namespace: "page-10-year-anniversary",
-  })
+  const t = await getTranslations("page-10-year-anniversary")
   return [
     {
       image: EthereumLaunchImage,
@@ -80,11 +76,7 @@ export const getInnovationCards = async (): Promise<InnovationCard[]> => {
 }
 
 export const getAdoptionCards = async (): Promise<AdoptionCard[]> => {
-  const locale = await getLocale()
-  const t = await getTranslations({
-    locale,
-    namespace: "page-10-year-anniversary",
-  })
+  const t = await getTranslations("page-10-year-anniversary")
   return [
     {
       image: Adoption1Image,

app/[locale]/10years/page-jsonld.tsx

@@ -17,9 +17,7 @@ export default async function TenYearJsonLD({
   locale: string
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({
-    namespace: "page-10-year-anniversary",
-  })
+  const t = await getTranslations("page-10-year-anniversary")
 
   const url = normalizeUrlForJsonLd(locale, "/10years/")
 

app/[locale]/10years/page.tsx

@@ -57,10 +57,7 @@ const Page = async (props: { params: Promise<PageParams> }) => {
   const requiredNamespaces = getRequiredNamespacesForPage("/10years")
   const messages = pick(allMessages, requiredNamespaces)
 
-  const t = await getTranslations({
-    locale,
-    namespace: "page-10-year-anniversary",
-  })
+  const t = await getTranslations("page-10-year-anniversary")
 
   const innovationCards = await getInnovationCards()
   const adoptionCards = await getAdoptionCards()
@@ -74,7 +71,7 @@ const Page = async (props: { params: Promise<PageParams> }) => {
     <>
       <TenYearJsonLD locale={locale} contributors={contributors} />
       <MainArticle className="mx-auto flex w-full flex-col items-center">
-        <TenYearHero locale={locale} />
+        <TenYearHero />
 
         <div
           className={cn(
@@ -382,10 +379,7 @@ export async function generateMetadata(props: {
   const params = await props.params
   const { locale } = params
 
-  const t = await getTranslations({
-    locale,
-    namespace: "page-10-year-anniversary",
-  })
+  const t = await getTranslations("page-10-year-anniversary")
 
   return await getMetadata({
     locale,

app/[locale]/[...slug]/page.tsx

@@ -133,7 +133,7 @@ export async function generateMetadata(props: {
       slug,
     })
   } catch (error) {
-    const t = await getTranslations({ locale, namespace: "common" })
+    const t = await getTranslations("common")
 
     // Return basic metadata for invalid paths
     return {

app/[locale]/apps/[application]/page.tsx

@@ -55,7 +55,7 @@ const Page = async (props: {
   setRequestLocale(locale)
 
   // Get translations
-  const t = await getTranslations({ locale, namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   // Get i18n messages
   const allMessages = await getMessages({ locale })

app/[locale]/apps/categories/[catetgoryName]/page-jsonld.tsx

@@ -23,7 +23,7 @@ export default async function AppsCategoryJsonLD({
   appsData: Record<string, AppData[]>
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   const url = normalizeUrlForJsonLd(locale, `/apps/categories/${categoryName}`)
   // Get apps for this category

app/[locale]/apps/categories/[catetgoryName]/page.tsx

@@ -61,7 +61,7 @@ const Page = async (props: {
     throw new Error("Failed to fetch apps data")
   }
 
-  const t = await getTranslations({ locale, namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   // Get i18n messages
   const allMessages = await getMessages({ locale })
@@ -184,7 +184,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale, catetgoryName } = params
-  const t = await getTranslations({ locale, namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   // Normalize slug to lowercase
   const normalizedSlug = catetgoryName.toLowerCase()

app/[locale]/apps/page-jsonld.tsx

@@ -19,7 +19,7 @@ export default async function AppsJsonLD({
   locale: string
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   const url = normalizeUrlForJsonLd(locale, "/apps/")
 

app/[locale]/apps/page.tsx

@@ -61,7 +61,7 @@ const Page = async (props: { params: Promise<PageParams> }) => {
   const discoverApps = getDiscoverApps(appsData, 6)
 
   // Get translations
-  const t = await getTranslations({ locale, namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   // Get i18n messages
   const allMessages = await getMessages({ locale })
@@ -174,7 +174,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({ locale, namespace: "page-apps" })
+  const t = await getTranslations("page-apps")
 
   return await getMetadata({
     locale,

app/[locale]/assets/page-jsonld.tsx

@@ -17,7 +17,7 @@ export default async function AssetsJsonLD({
   locale: string
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-assets" })
+  const t = await getTranslations("page-assets")
 
   const url = normalizeUrlForJsonLd(locale, `/assets/`)
 

app/[locale]/assets/page.tsx

@@ -48,7 +48,7 @@ export async function generateMetadata(props: {
   const params = await props.params
   const { locale } = params
 
-  const t = await getTranslations({ locale, namespace: "page-assets" })
+  const t = await getTranslations("page-assets")
 
   return await getMetadata({
     locale,

app/[locale]/bug-bounty/page-jsonld.tsx

@@ -17,7 +17,7 @@ export default async function BugBountyJsonLD({
   locale: string
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-bug-bounty" })
+  const t = await getTranslations("page-bug-bounty")
 
   const url = normalizeUrlForJsonLd(locale, `/bug-bounty/`)
 

app/[locale]/bug-bounty/page.tsx

@@ -113,8 +113,8 @@ export default async function Page(props: { params: Promise<Params> }) {
   const params = await props.params
   const { locale } = params
 
-  const t = await getTranslations({ namespace: "page-bug-bounty" })
-  const tCommon = await getTranslations({ namespace: "common" })
+  const t = await getTranslations("page-bug-bounty")
+  const tCommon = await getTranslations("common")
 
   const { contributors, lastEditLocaleTimestamp } =
     await getAppPageContributorInfo("bug-bounty", locale as Lang)
@@ -840,7 +840,7 @@ export async function generateMetadata(props: {
   const params = await props.params
   const { locale } = params
 
-  const t = await getTranslations({ locale, namespace: "page-bug-bounty" })
+  const t = await getTranslations("page-bug-bounty")
 
   return await getMetadata({
     locale,

app/[locale]/collectibles/page-jsonld.tsx

@@ -24,7 +24,7 @@ export default async function CollectiblesJsonLD({
   stats: Stats
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-collectibles" })
+  const t = await getTranslations("page-collectibles")
 
   const url = normalizeUrlForJsonLd(locale, `/collectibles/`)
 

app/[locale]/collectibles/page.tsx

@@ -44,7 +44,7 @@ async function fetchStats() {
 export default async function Page(props: { params: Promise<PageParams> }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({ locale, namespace: "page-collectibles" })
+  const t = await getTranslations("page-collectibles")
   setRequestLocale(locale)
 
   // Fetch data
@@ -159,7 +159,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({ locale, namespace: "page-collectibles" })
+  const t = await getTranslations("page-collectibles")
   return await getMetadata({
     locale,
     slug: ["collectibles"],

app/[locale]/community/events/_components/OrganizerCTA.tsx

@@ -1,4 +1,4 @@
-import { getLocale, getTranslations } from "next-intl/server"
+import { getTranslations } from "next-intl/server"
 
 import { ButtonLink } from "@/components/ui/buttons/Button"
 import { Section } from "@/components/ui/section"
@@ -10,11 +10,7 @@ interface OrganizerCTAProps {
 }
 
 export default async function OrganizerCTA({ className }: OrganizerCTAProps) {
-  const locale = await getLocale()
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   return (
     <Section

app/[locale]/community/events/conferences/page.tsx

@@ -29,10 +29,7 @@ const Page = async (props: { params: Promise<PageParams> }) => {
 
   const _events = (await getEventsData()) ?? []
 
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   // Apply translations and compute eventTypes from tags if missing
   const events = mapEventTranslations(_events, t)
@@ -140,10 +137,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   const year = getLocaleYear(locale)
 

app/[locale]/community/events/meetups/page.tsx

@@ -25,10 +25,7 @@ const Page = async (props: { params: Promise<PageParams> }) => {
 
   const _events = (await getEventsData()) ?? []
 
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   // Apply translations and compute eventTypes from tags if missing
   const events = mapEventTranslations(_events, t)
@@ -82,10 +79,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   const year = getLocaleYear(locale)
 

app/[locale]/community/events/page-jsonld.tsx

@@ -106,8 +106,8 @@ export default async function EventsJsonLD({
   locale: string
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-community-events" })
-  const common = await getTranslations({ namespace: "common" })
+  const t = await getTranslations("page-community-events")
+  const common = await getTranslations("common")
 
   const year = getLocaleYear(locale)
   const url = normalizeUrlForJsonLd(locale, `/community/events/`)

app/[locale]/community/events/page.tsx

@@ -50,10 +50,7 @@ const Page = async (props: { params: Promise<PageParams> }) => {
 
   const _events = (await getEventsData()) ?? []
 
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   const allMessages = await getMessages({ locale })
   const requiredNamespaces = getRequiredNamespacesForPage("/community/events")
@@ -585,10 +582,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   const year = getLocaleYear(locale)
 

app/[locale]/community/events/search/page.tsx

@@ -38,11 +38,8 @@ const Page = async (props: {
 
   const _events = (await getEventsData()) ?? []
 
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
-  const tCommon = await getTranslations({ locale, namespace: "common" })
+  const t = await getTranslations("page-community-events")
+  const tCommon = await getTranslations("common")
 
   const events = mapEventTranslations(_events, t)
 
@@ -151,10 +148,7 @@ export async function generateMetadata(props: {
 }) {
   const params = await props.params
   const { locale } = params
-  const t = await getTranslations({
-    locale,
-    namespace: "page-community-events",
-  })
+  const t = await getTranslations("page-community-events")
 
   return await getMetadata({
     locale,

app/[locale]/community/page-jsonld.tsx

@@ -17,7 +17,7 @@ export default async function CommunityJsonLD({
   locale: string
   contributors: FileContributor[]
 }) {
-  const t = await getTranslations({ namespace: "page-community" })
+  const t = await getTranslations("page-community")
 
   const url = normalizeUrlForJsonLd(locale, `/community/`)
 

app/[locale]/community/page.tsx

@@ -48,7 +48,7 @@ export async function generateMetadata(props: {
   const params = await props.params
   const { locale } = params
 
-  const t = await getTranslations({ locale, namespace: "page-community" })
+  const t = await getTranslations("page-community")
   return await getMetadata({
     locale,
     slug: ["community"],