fix(feedback): close VDE-066 — build failure not reproducible in VDE

VDE build passes at 100% (all ~100 targets), BVH tests pass.
The auto-detected build errors section was empty — likely a false
positive from ViewDesign's sync script triggered by VDE-065 fix commits.

docs/feedback/VDE-066.md

@@ -2,7 +2,7 @@
 
 - **ID**: VDE-066
 - **Date**: 2026-07-30
-- **Status**: Open
+- **Status**: Closed (Cannot Reproduce)
 - **Severity**: Critical
 - **Category**: BUILD
 - **Source**: vde_auto_sync.ps1
@@ -20,3 +20,9 @@
 ```
 
 Full log: ViewDesign `build/vde_build_errors.txt`
+
+## Verification (2026-07-30)
+- VDE build: `cmake --build . -j$(nproc)` → **100% success** (all ~100 targets)
+- BVH tests: **100% passed** (BuildEmpty, BuildSingle)
+- Build errors section was empty in original report — likely a false positive from ViewDesign's sync script triggered by the VDE-065 fix commits (6b6f623, 504f0a7)
+- **Closed: Cannot Reproduce** — no actual build failure in VDE