feat: implement AGB History with dynamic CMS fetching

app/api/pages/[slug]/pdf/route.tsx

@@ -11,8 +11,38 @@ export async function GET(req: NextRequest, { params }: { params: Promise<{ slug
   try {
     const { slug } = await params;
 
-    // Hardcoded bypass for AGBs to use the original uploaded PDF.
+    // Handle AGBs specifically - either fetch from collection or use fallback file
     if (slug === 'agbs') {
+      const payload = await getPayload({ config: configPromise });
+      const currentAgbs = await payload.find({
+        collection: 'agbs-collection',
+        where: {
+          isCurrent: { equals: true },
+        },
+        limit: 1,
+      });
+
+      if (currentAgbs.totalDocs > 0) {
+        const agb = currentAgbs.docs[0];
+        const media = agb.file as any;
+        if (media && media.url) {
+          // If it's a remote URL or absolute path, we might need to fetch it
+          // For now assume it's a local file in public/media
+          const filePath = path.join(process.cwd(), 'public', media.url);
+          if (fs.existsSync(filePath)) {
+            const fileBuffer = fs.readFileSync(filePath);
+            return new NextResponse(fileBuffer, {
+              status: 200,
+              headers: {
+                'Content-Type': 'application/pdf',
+                'Content-Disposition': `attachment; filename="${media.filename}"`,
+              },
+            });
+          }
+        }
+      }
+
+      // Fallback for hardcoded legacy AGB
       const filePath = path.join(process.cwd(), 'public', 'AVB-KLZ-4-2026.pdf');
       if (fs.existsSync(filePath)) {
         const fileBuffer = fs.readFileSync(filePath);