feat: add references and volunteer community sections with detailed content

data/bookmarks.ts

@@ -0,0 +1,52 @@
+export type BookmarkItem = {
+  id: string;
+  title: string;
+  href: string;
+  description: string;
+  tag: string;
+};
+
+export const BOOKMARKS: BookmarkItem[] = [
+  {
+    id: "bookmark-poyraz-ui",
+    title: "Poyraz UI",
+    href: "https://ui.poyrazavsever.com",
+    description: "Component docs and examples for the design system used in this portfolio.",
+    tag: "UI Kit",
+  },
+  {
+    id: "bookmark-reactive-switcher",
+    title: "Reactive Switcher",
+    href: "https://reactive-switcher.vercel.app",
+    description: "Theme switching package docs for scalable light and dark mode setup.",
+    tag: "Theming",
+  },
+  {
+    id: "bookmark-next-docs",
+    title: "Next.js Docs",
+    href: "https://nextjs.org/docs",
+    description: "Official App Router and rendering strategy reference.",
+    tag: "Framework",
+  },
+  {
+    id: "bookmark-tailwind-docs",
+    title: "Tailwind CSS Docs",
+    href: "https://tailwindcss.com/docs",
+    description: "Utility classes and token customization reference.",
+    tag: "CSS",
+  },
+  {
+    id: "bookmark-vercel",
+    title: "Vercel",
+    href: "https://vercel.com/docs",
+    description: "Deployment and performance optimization references.",
+    tag: "Deploy",
+  },
+  {
+    id: "bookmark-github",
+    title: "GitHub",
+    href: "https://github.com/poyrazavsever",
+    description: "Open-source repositories and shipped experiments.",
+    tag: "Profile",
+  },
+];