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docs: add Grant Milestone 5 Deliverables section to README
Add comprehensive Milestone 5 section to README.md per Sia Foundation guidelines requiring reviewers to understand deliverables and run tests from README. Section includes: - Summary of 4 grant requirements met (thumbnails, progressive rendering, browser compatibility, bundle size) - References to MILESTONE5_EVIDENCE.md and MILESTONE5_TESTING_GUIDE.md - Quick validation steps for reviewers - Metrics: 60.09 KB bundle (10x under 700 KB limit), 437 tests passing
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README.md

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@@ -739,6 +739,74 @@ See [test-server-README.md](./test-server-README.md) for details.
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See [MILESTONES.md](./docs/MILESTONES.md) for detailed progress.
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## Grant Milestone 5 Deliverables
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**Milestone 5** (Advanced Media Processing) has been completed and validated. All grant requirements have been met and exceeded:
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### Requirements Met ✅
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1. **Thumbnail Generation**
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- JPEG, PNG, and WebP format support
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- Smart cropping with face/object detection
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- Size constraints: All thumbnails ≤64 KB (average: 29.5 KB)
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- 21 dedicated tests passing
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2. **Progressive Rendering**
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- Three strategies implemented: Blur, Scan Lines, Interlaced
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- Browser compatibility with graceful fallbacks
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- Visual demo validated in Chrome, Edge, and Firefox
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- 27 dedicated tests passing
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3. **Browser Compatibility Matrix**
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- Tested: Chrome 90+, Firefox 88+, Edge 90+, Node.js 20+
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- 10 capability detection features (Canvas, WebP, WASM, etc.)
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- Graceful fallback system implemented
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- 31 browser compatibility tests passing
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4. **Bundle Size Optimization**
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- **Requirement**: ≤700 KB (compressed)
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- **Achieved**: 60.09 KB (brotli) - **10x under budget**
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- Modular exports for code-splitting: `s5`, `s5/core`, `s5/media`, `s5/advanced`
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### Documentation & Validation
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For complete evidence and testing instructions, see:
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- **[MILESTONE5_EVIDENCE.md](./docs/MILESTONE5_EVIDENCE.md)** - Comprehensive evidence document with:
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- Detailed proof of all requirements met
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- Test results (437 tests passing, 225+ media-specific)
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- Browser compatibility matrix
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- Performance metrics and bundle analysis
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- Integration test results on real S5 network
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- **[MILESTONE5_TESTING_GUIDE.md](./docs/MILESTONE5_TESTING_GUIDE.md)** - Step-by-step validation guide with:
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- How to run unit tests (`npm run test:run`)
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- How to run integration test (`node test/integration/test-media-real.js`)
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- How to launch browser demo (`./test/browser/run-demo.sh`)
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- Bundle size verification steps
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- Troubleshooting guide
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### Quick Validation
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```bash
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# 1. Run unit tests (437 tests)
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npm run test:run
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# 2. Run integration test with real S5 network
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npm run build
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node test/integration/test-media-real.js
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# 3. Launch progressive rendering browser demo
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./test/browser/run-demo.sh
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# 4. Verify bundle size
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npm run build
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brotli -f -k dist/src/index.js
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du -h dist/src/index.js.br # Should show ~60 KB
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```
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**Status**: All Milestone 5 deliverables complete and ready for review.
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### Completed Phases ✅
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- **Phase 1**: Core Infrastructure (CBOR, DirV1 types)

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