chore: Update docs/_MAP.md and purge obsolete archive files
- Update docs/_MAP.md to include SAAS-015 to SAAS-022 modules
- Update schema count from 12 to 17, tables from 24 to 48
- Add ADR-006 to ADR-011 references
- Add sales, commissions, portfolio, goals, mlm schemas
- Purge 75 obsolete files from orchestration/_archive/ (~620KB)
- 2026-01-07-trazas/ (5 files)
- 2026-01-10-simco-v37/ (52 files)
- 2026-01-10-sprint5/ (18 files)
- Update frontend submodule reference
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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