feat(snippets): introduce reusable code chunks section, add cms support, and fix navbar turkish characters

data/snippets.ts

@@ -0,0 +1,44 @@
+import fs from "node:fs/promises";
+import path from "node:path";
+import matter from "gray-matter";
+
+export type Snippet = {
+  slug: string;
+  title: string;
+  language: string;
+  category: string;
+  description: string;
+  markdown: string;
+};
+
+const SNIPPETS_DIR = path.join(process.cwd(), "content", "snippets");
+
+export async function listSnippets(): Promise<Snippet[]> {
+  let files: string[] = [];
+  try {
+    files = await fs.readdir(SNIPPETS_DIR);
+  } catch {
+    return [];
+  }
+
+  const mdFiles = files.filter((f) => f.endsWith(".md"));
+
+  const snippets = await Promise.all(
+    mdFiles.map(async (fileName) => {
+      const raw = await fs.readFile(path.join(SNIPPETS_DIR, fileName), "utf8");
+      const parsed = matter(raw);
+      const slug = fileName.replace(/\.md$/i, "");
+
+      return {
+        slug,
+        title: String(parsed.data.title || slug),
+        language: String(parsed.data.language || "text"),
+        category: String(parsed.data.category || "General"),
+        description: String(parsed.data.description || ""),
+        markdown: parsed.content.trim(),
+      };
+    }),
+  );
+
+  return snippets.sort((a, b) => a.title.localeCompare(b.title));
+}