feat: add Chinese translations

.dockerignore

@@ -60,3 +60,7 @@ pnpm-debug.log
 
 # Cloud compose (separate deployment)
 cloud/
+
+# Local temporary caches
+.pnpm-store
+v8-compile-cache-0

.gitignore

@@ -4,6 +4,9 @@
 node_modules
 .pnp
 .pnp.js
+.pnpm/
+.pnpm-store/
+v8-compile-cache-0/
 
 # testing
 coverage
@@ -58,4 +61,4 @@ i18n.cache
 # local scripts
 scripts/
 
-.claude
+.claude

apps/web/i18n.json

@@ -2,7 +2,7 @@
   "version": "1.10",
   "locale": {
     "source": "en",
-    "targets": ["fr", "de", "es", "it", "nl", "ru", "pl", "pt-BR"]
+    "targets": ["fr", "de", "es", "it", "nl", "ru", "pl", "pt-BR", "zh-CN"]
   },
   "buckets": {
     "json": {

apps/web/lingui.config.ts

@@ -3,7 +3,7 @@ import { formatter } from "@lingui/format-json";
 
 
 export default defineConfig({
-  locales: ["en", "fr", "de", "es", "it", "nl", "ru", "pl", "pt-BR"],
+  locales: ["en", "fr", "de", "es", "it", "nl", "ru", "pl", "pt-BR", "zh-CN"],
   sourceLocale: "en",
   catalogs: [
     {

apps/web/src/hooks/useLocalisation.ts

@@ -1,6 +1,6 @@
 import type { Locale as DateFnsLocale } from "date-fns";
 import { useLingui } from "@lingui/react";
-import { de, enGB, es, fr, it, nl, pl, ptBR, ru } from "date-fns/locale";
+import { de, enGB, es, fr, it, nl, pl, ptBR, ru, zhCN } from "date-fns/locale";
 
 import type { Locale } from "~/locales";
 import { useLinguiContext } from "~/providers/lingui";
@@ -20,6 +20,7 @@ export function useLocalisation() {
     ru,
     pl,
     ptbr: ptBR,
+    "zh-CN": zhCN,
   };
 
   const currentDateLocale = dateLocaleMap[locale] ?? enGB;

apps/web/src/locales/index.ts

@@ -7,7 +7,8 @@ export const locales = [
   "nl",
   "ru",
   "pl",
-  "ptbr"
+  "ptbr",
+  "zh-CN",
 ] as const;
 
 export type Locale = (typeof locales)[number];
@@ -24,4 +25,5 @@ export const localeNames: Record<Locale, string> = {
   ru: "Русский",
   pl: "Polski",
   ptbr: "Português",
+  "zh-CN": "简体中文",
 };

apps/web/src/providers/lingui.tsx

@@ -35,10 +35,31 @@ function detectBrowserLocale(availableLocales: readonly string[]): Locale {
   const browserLanguages = navigator.languages || [navigator.language];
 
   for (const browserLang of browserLanguages) {
-    const langCode = browserLang.split("-")[0];
+    const normalizedLocale = browserLang.toLowerCase();
+    const exactLocale = availableLocales.find(
+      (availableLocale) => availableLocale.toLowerCase() === normalizedLocale,
+    );
 
-    if (langCode && availableLocales.includes(langCode.toLowerCase())) {
+    if (exactLocale) {
-      return langCode.toLowerCase() as Locale;
+      return exactLocale as Locale;
+    }
+
+    const languageCode = normalizedLocale.split("-")[0];
+
+    if (languageCode === "zh" && availableLocales.includes("zh-CN")) {
+      return "zh-CN";
+    }
+
+    if (languageCode === "pt" && availableLocales.includes("ptbr")) {
+      return "ptbr";
+    }
+
+    const baseLocale = availableLocales.find(
+      (availableLocale) => availableLocale.toLowerCase() === languageCode,
+    );
+
+    if (baseLocale) {
+      return baseLocale as Locale;
     }
   }
 

apps/web/src/utils/i18n.ts

@@ -24,6 +24,8 @@ const loadMessages = async (locale: Locale) => {
       return (await import("~/locales/pl/messages")).messages;
     case "ptbr":
       return (await import("~/locales/ptbr/messages")).messages;
+    case "zh-CN":
+      return (await import("~/locales/zh-CN/messages")).messages;
     default:
       return enMessages;
   }