fix: prepare v1.1.2 maintenance patch

[AlbertXXuu]

Summary

• align the packaged Studio navigation wrapper with the canonical AlvenX Header geometry
• clarify the existing CUDA allocator measurement boundary and the observed-problem gate for future runtime comparisons
• publish the software maintenance identity as v1.1.2 while keeping all v1.0.0 evidence immutable

Validation

• 202 unittest cases executed: 199 passed, 3 optional-environment skips
• repository, report-bundle, runtime-license and offline contributor-smoke checks passed
• Edge, Chrome and Firefox Header checks passed at 900/1024/1280/1440/1600 px
• AlvenX brand/workspace checks and git diff --check passed

Boundary

No model, task, dependency, runtime behavior, protocol version, evidence file, result or research claim changes.