Create ROADMAP.md and update development plan documents for @object-ui integration

- Create ROADMAP.md as consolidated roadmap reassessed around @object-ui
- Update DEVELOPMENT_PLAN.md to v6.0.0 with Phase H (@object-ui Driven Development)
- Update docs/guide/development-plan.md to align with new roadmap
- Update APPS_WEB_ROADMAP.md deprecation notice to point to ROADMAP.md
- Update docs/OBJECTUI_INTEGRATION.md next steps
- Update audit script to accept @objectstack/* v2.0.7

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>

Author: Copilot

APPS_WEB_ROADMAP.md

@@ -1,6 +1,6 @@
 # apps/web — Frontend Development Plan & Roadmap
 
-> **⚠️ This document has been consolidated into the main [DEVELOPMENT_PLAN.md](./DEVELOPMENT_PLAN.md) (Section 15: Consolidated Frontend Roadmap). Please refer to that document for the latest frontend roadmap. This file is kept for historical reference.**
+> **⚠️ This document has been superseded by [ROADMAP.md](./ROADMAP.md), which provides the consolidated roadmap reassessed around @object-ui integration. Please refer to that document for the latest frontend roadmap. This file is kept for historical reference.**
 
 > Complete plan for building the **ObjectOS Admin Console & Business App Shell** (`apps/web`).