# Tasks: enterprise-barcode

## 1. Scaffold

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

## 2. Errors + schemas

- [x] 2.1 `src/error-codes.ts` + `src/errors/barcode-errors.ts` — full error set.
- [x] 2.2 Zod schemas.

## 3. Formats

- [x] 3.1 Code 39 + Code 93 + Code 128.
- [x] 3.2 ITF (interleaved 2 of 5) + EAN-13 + UPC-A with check-digit helpers.
- [x] 3.3 Data Matrix encoder (Reed-Solomon).
- [x] 3.4 PDF417 encoder.
- [x] 3.5 Co-located `.md` + unit + fuzz tests per format.

## 4. Generator

- [x] 4.1 `src/generator/barcode-generator.ts` — format dispatch + rendering to SVG/PNG.

## 5. Reader

- [x] 5.1 `src/reader/barcode-reader.ts` — `readBarcode` (image scan pipeline).

## 6. Batch

- [x] 6.1 `src/batch/batch-generator.ts` — `generateBatch` with partial-failure reporting.

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

## 8. Benchmarks

- [x] 8.1 Encode / decode benchmarks per format.

## 9. Ship gate

- [x] 9.1 Verification sequence; fold + archive.