docs(ship): P3 verify complete → v1.29.4 (v1.30 deck-polish)

---ci---
project: acdl
phase: 3
milestone: v1.30
status: complete
tag: v1.29.4
---/ci---

.ciagent/CHECKPOINT.json

@@ -1,10 +1,10 @@
 {
   "phase": 3,
-  "stage": "clarify",
+  "stage": "complete",
   "milestone": "v1.30",
   "phase_role": "execution",
   "attempts": 0,
-  "updated_at": "2026-08-20T15:00:00Z",
+  "updated_at": "2026-08-20T15:30:00Z",
   "project": "acdl",
   "projects": ["acdl", "nova-blockchain-exchange"],
   "active_milestone": "v1.30",
@@ -15,13 +15,5 @@
   "milestone_type": "feature",
   "reqs_covered": ["REQ-372.1","REQ-372.2","REQ-372.3","REQ-372.4","REQ-372.5","REQ-372.6","REQ-372.7","REQ-372.8","REQ-372.9","REQ-372.10","REQ-372.11","REQ-372.12"],
   "reqs_partial": [],
-  "previous_milestone": {
-    "milestone": "v1.29",
-    "tag": "v1.28.6",
-    "complete": true,
-    "merged_to_main": "9dc5669",
-    "branches_deleted": true,
-    "releases_created": true
-  },
-  "notes": "v1.30 P3 (deck-polish) CLARIFY complete. D-244 (cover slide, overrides G-1), D-245 (slide 7 what-works-now content + SPGE external + sandbox colloquial), D-246 (7 mermaid diagrams, vendored Chromium libs). Local mmdc render verified. Next: EXECUTE (W1 renderer polish, W2 diagrams, W3 source, W4 render+verify)."
+  "notes": "v1.30 P3 (deck-polish) COMPLETE. D-244 (cover), D-245 (slide 7 what-works-now), D-246 (7 mermaid diagrams). F1-F5 polish fixes. 7 S&P-themed diagrams rendered via local mmdc (vendored Chromium libs). All checks pass. Next: SHIP (v1.29.4)."
 }