Include capture readiness in evidence matrix

MILESTONE_REPORT.md

@@ -13,6 +13,7 @@
 | Deterministic geometry | CPU fusion, projection, Gaussian initialization, and artifact validation | Gaussian export is initialization, not trained optimization |
 | Hosted export | Live GPU smoke returned all 14 outputs in 0.5 seconds on RTX PRO 6000 | No-AI export does not prove learned inference |
 | Provenance | Input/output hashes, pose source, confidence source, support status, and failure manifests | Provenance makes claims inspectable; it does not make weak data strong |
+| Capture readiness | Dependency-free luminance, contrast, clipping, and sharpness diagnostics | A clean source-media report does not certify calibration |
 
 ## What is deliberately not claimed