# Tasks: enterprise-sitemap

## 1. Scaffold

- [x] 1.1 `universal/platform/sitemap/`; 100/100/100/100; guard tests; CLAUDE/README/FOLDERS.

## 2. Errors + schemas

- [x] 2.1 `src/error-codes.ts`, `src/errors/sitemap-errors.ts` + helper factories.
- [x] 2.2 Zod schemas for `SitemapUrl`, `SitemapImage`, `SitemapVideo`, `SitemapNews`, `SitemapOptions`, `SitemapIndex`.

## 3. Generator

- [x] 3.1 `src/generator/sitemap-generator.ts` — `SitemapGenerator`.
- [x] 3.2 50 k-URL size limit enforcement.

## 4. Index generator

- [x] 4.1 `src/index-generator/sitemap-index.ts`.

## 5. Extensions

- [x] 5.1 `src/extensions/image-sitemap.ts`.
- [x] 5.2 `src/extensions/video-sitemap.ts`.
- [x] 5.3 News extension.

## 6. Incremental builder

- [x] 6.1 `src/incremental/incremental-builder.ts` — `computeUrlHash`, `IncrementalBuilder`.

## 7. Compression

- [x] 7.1 `src/compression/sitemap-compressor.ts` — gzip via `fflate`.

## 8. Docs / barrel / subpath exports / README

## 9. Benchmarks

- [x] 9.1 Generate 50 k URLs + gzip round-trip.

## 10. Ship gate

- [x] 10.1 Verification sequence; fold + archive.