Simple blog system (not quite done)

src/app/api/blog/[slug]/route.ts

@@ -0,0 +1,45 @@
+// app/api/blog/[slug]/route.ts
+import { NextRequest, NextResponse } from "next/server";
+import fs from "fs";
+import path from "path";
+import { PostPreview } from "@/lib/posts";
+
+const BLOG_DIR = path.join(process.cwd(), "blog");
+
+export async function GET(
+  req: NextRequest,
+  { params }: { params: Promise<{ slug: string }> }
+) {
+  try {
+    const { slug } = await params;
+
+    // Read JSON metadata
+    const jsonPath = path.join(BLOG_DIR, `${slug}.json`);
+    if (!fs.existsSync(jsonPath)) {
+      return NextResponse.json({ error: "Post not found" }, { status: 404 });
+    }
+    const rawData = fs.readFileSync(jsonPath, "utf-8");
+    const data: Omit<PostPreview, "url"> = JSON.parse(rawData);
+
+    // Read Markdown content
+    const mdPath = path.join(BLOG_DIR, `${slug}.md`);
+    let content = "";
+    if (fs.existsSync(mdPath)) {
+      content = fs.readFileSync(mdPath, "utf-8");
+    }
+
+    return NextResponse.json({
+      meta: {
+        ...data,
+        url: `/blog/${slug}`,
+      },
+      content,
+    });
+  } catch (err) {
+    console.error(err);
+    return NextResponse.json(
+      { error: "Internal server error" },
+      { status: 500 }
+    );
+  }
+}