Add middleware to redirect old %20 URLs to dashed versions

Author: hkirat

apps/web/middleware.ts

@@ -0,0 +1,31 @@
+import { NextResponse } from 'next/server';
+import type { NextRequest } from 'next/server';
+
+export function middleware(request: NextRequest) {
+  const pathname = request.nextUrl.pathname;
+
+  // Redirect tracks URLs with spaces (decoded from %20) to dashed versions
+  if (pathname.startsWith('/tracks/')) {
+    const segments = pathname.split('/');
+    let hasSpace = false;
+    const fixedSegments = segments.map((seg) => {
+      if (seg.includes(' ')) {
+        hasSpace = true;
+        return seg.replace(/ /g, '-');
+      }
+      return seg;
+    });
+
+    if (hasSpace) {
+      const url = request.nextUrl.clone();
+      url.pathname = fixedSegments.join('/');
+      return NextResponse.redirect(url, 301);
+    }
+  }
+
+  return NextResponse.next();
+}
+
+export const config = {
+  matcher: '/tracks/:path*',
+};