chore: release codexpro 0.30.1

[rebel0789]

Summary

• publish the merged recovery, handoff, diagnostics, security, search, Git, and Windows output fixes as codexpro 0.30.1
• align package, lockfile, CLI, HTTP, and MCP server version metadata
• move the accumulated Unreleased notes into the 0.30.1 changelog entry

Verification

• npm run release:check
• build: pass
• full smoke suite: pass
• stress: pass
• npm audit --audit-level=high: 0 vulnerabilities
• canonical package: codexpro-0.30.1.tgz, 2,450,795 bytes

The npm registry publish will be performed only after this PR passes the Ubuntu and Windows CI matrix.