build: upgrade docusaurus to v3 (#291)

* build: upgrade `docusaurus` to v3

#290

* chore: convert config files to esm

#290

website/docusaurus.config.ts

@@ -0,0 +1,102 @@
+import type { Config } from "@docusaurus/types";
+import { themes } from "prism-react-renderer";
+
+export default {
+  title: "Rudus",
+  tagline: "Parser combinator library for TypeScript",
+  url: "https://rudus.pages.dev",
+  baseUrl: "/",
+  onBrokenLinks: "throw",
+  onBrokenMarkdownLinks: "warn",
+  favicon: "img/favicon.ico",
+  // GitHub pages deployment config.
+  // If you aren't using GitHub pages, you don't need these.
+  organizationName: "Bikossor", // Usually your GitHub org/user name.
+  projectName: "Rudus", // Usually your repo name.
+  // Even if you don't use internalization, you can use this field to set useful
+  // metadata like html lang. For example, if your site is Chinese, you may want
+  // to replace "en" with "zh-Hans".
+  i18n: {
+    defaultLocale: "en",
+    locales: ["en"],
+  },
+  presets: [
+    [
+      "classic",
+      {
+        docs: {
+          sidebarPath: require.resolve("./sidebars.js"),
+          showLastUpdateTime: true,
+          showLastUpdateAuthor: true,
+        },
+        theme: {
+          customCss: require.resolve("./src/css/custom.css"),
+        },
+      },
+    ],
+  ],
+  themeConfig: {
+    navbar: {
+      title: "Rudus",
+      logo: {
+        alt: "Rudus Logo",
+        src: "img/Rudus-Logo.svg",
+      },
+      items: [
+        {
+          type: "doc",
+          docId: "intro",
+          position: "left",
+          label: "Documentation",
+        },
+        {
+          href: "https://npmjs.com/package/rudus",
+          label: "npm",
+          position: "right",
+        },
+        {
+          href: "https://github.com/Bikossor/Rudus",
+          label: "GitHub",
+          position: "right",
+        },
+      ],
+    },
+    footer: {
+      style: "dark",
+      links: [
+        {
+          title: "Docs",
+          items: [
+            {
+              label: "Tutorial",
+              to: "/docs/intro",
+            },
+          ],
+        },
+        {
+          title: "Community",
+          items: [
+            {
+              label: "Stack Overflow",
+              href: "https://stackoverflow.com/questions/tagged/rudus",
+            },
+          ],
+        },
+        {
+          title: "More",
+          items: [
+            {
+              label: "GitHub",
+              href: "https://github.com/Bikossor/Rudus",
+            },
+          ],
+        },
+      ],
+      copyright: `Copyright © ${new Date().getFullYear()} Bikossor. Built with Docusaurus.`,
+    },
+    prism: {
+      theme: themes.github,
+      darkTheme: themes.dracula,
+    },
+  },
+} satisfies Config;