chore: prepare v0.1.0-pre.41 release

[jonathanweinberg]

Summary

• Bumps release metadata and current quickstart references to v0.1.0-pre.41.
• Updates release summary to describe the standalone dashboard memory/performance improvements from Dashboard: reduce warning and table-export memory overhead #415/perf: reduce dashboard export memory overhead #416.
• Keeps package guidance aligned to the simplified C:\ShareSurfer-0.1.0-pre.41 release root.

Validation

• git diff --check => passed
• stale current-version audit => only intentional previous-release reference remains in release-metadata.json
• metadata JSON parse => passed
• npm --prefix interface/standalone-dashboard run test => passed, 57/57 tests passed
• npm --prefix interface/standalone-dashboard run build => passed
• pwsh -NoLogo -NoProfile -File tests/Invoke-ShareSurferTests.ps1 => passed, 145/145 tests passed
• pwsh -NoLogo -NoProfile -File scripts/Test-ShareSurferReleaseReadiness.ps1 ... => passed for 0.1.0-pre.41