docs: add docusaurus docs (#118)

Co-authored-by: Elias Schneider <login@eliasschneider.com>

docs/docusaurus.config.ts

@@ -0,0 +1,64 @@
+import type * as Preset from "@docusaurus/preset-classic";
+import type { Config } from "@docusaurus/types";
+import { themes as prismThemes } from "prism-react-renderer";
+
+const config: Config = {
+  title: "Pocket ID",
+  tagline:
+    "Pocket ID is a simple OIDC provider that allows users to authenticate with their passkeys to your services.",
+  favicon: "img/pocket-id.png",
+
+  url: "https://stonith404.github.io",
+  baseUrl: "/pocket-id/",
+  organizationName: "stonith404",
+  projectName: "pocket-id",
+
+  onBrokenLinks: "warn",
+  onBrokenMarkdownLinks: "warn",
+
+  i18n: {
+    defaultLocale: "en",
+    locales: ["en"],
+  },
+
+  presets: [
+    [
+      "classic",
+      {
+        docs: {
+          routeBasePath: "/",
+          sidebarPath: "./sidebars.ts",
+          editUrl: "https://github.com/stonith404/pocket-id/edit/main/docs",
+        },
+        blog: false,
+      } satisfies Preset.Options,
+    ],
+  ],
+
+  themeConfig: {
+    image: "img/pocket-id.png",
+    colorMode: {
+      respectPrefersColorScheme: true,
+    },
+    navbar: {
+      title: "Pocket ID",
+      logo: {
+        alt: "Pocket ID Share Logo",
+        src: "img/pocket-id.png",
+      },
+      items: [
+        {
+          href: "https://github.com/stonith404/pocket-id",
+          label: "GitHub",
+          position: "right",
+        },
+      ],
+    },
+    prism: {
+      theme: prismThemes.github,
+      darkTheme: prismThemes.dracula,
+    },
+  } satisfies Preset.ThemeConfig,
+};
+
+export default config;