Add internationalization to documents

Author: zzq0826

.eslintrc.js

@@ -12,6 +12,7 @@ module.exports = {
   },
   plugins: ["@typescript-eslint", "prettier"],
   rules: {
+    "no-unused-expressions": "off",
     "prettier/prettier": [2],
   },
 }

astro-i18next.config.ts

@@ -0,0 +1,5 @@
+/** @type {import('astro-i18next').AstroI18nextConfig} */
+export default {
+  defaultLocale: "en",
+  locales: ["en", "zh"],
+}

astro.config.ts

@@ -1,6 +1,7 @@
 import { defineConfig } from "astro/config"
 import preact from "@astrojs/preact"
 import react from "@astrojs/react"
+import astroI18next from "astro-i18next"
 import { astroCallouts } from "./integrations/astro-callouts"
 import { solidityRemixCode } from "./integrations/solidity-remix"
 import { youtubeEmbed } from "./integrations/youtube-embed"
@@ -39,6 +40,7 @@ export default defineConfig({
       // Useful if you need to define and/or import your own custom `base.css`.
       config: { applyBaseStyles: false },
     }),
+    astroI18next(),
   ],
   markdown: {
     drafts: true,