docs(planning): clean up next milestone document and remove completion markers

- Remove excessive completion checkmarks and status markers throughout document
- Consolidate redundant sections on completed features
- Streamline executive summary and current status sections
- Focus content on upcoming quick wins and active tasks
- Remove duplicate phase completion listings
- Clean up success metrics and KPI sections
- Maintain essential planning information while reducing noise

docs/archive/comprehensive_archive_20260308_130218.md

@@ -0,0 +1,57 @@
+# AITBC Comprehensive Planning Archive
+
+**Archive Created**: 2026-03-08 13:02:18
+**Archive ID**: 20260308_130218
+**Total Files Processed**: 72
+**Files with Completion**: 0
+**Total Completion Markers**: 0
+
+## Archive Summary
+
+### Files with Completion Markers
+
+
+### Files Moved to Completed Documentation
+
+
+## Archive Structure
+
+### Completed Documentation
+```
+docs/completed/
+├── infrastructure/ - Infrastructure completed tasks
+├── cli/ - CLI completed tasks
+├── backend/ - Backend completed tasks
+├── security/ - Security completed tasks
+├── exchange/ - Exchange completed tasks
+├── blockchain/ - Blockchain completed tasks
+├── analytics/ - Analytics completed tasks
+├── marketplace/ - Marketplace completed tasks
+├── maintenance/ - Maintenance completed tasks
+└── general/ - General completed tasks
+```
+
+### Archive by Category
+```
+docs/archive/by_category/
+├── infrastructure/ - Infrastructure archive files
+├── cli/ - CLI archive files
+├── backend/ - Backend archive files
+├── security/ - Security archive files
+├── exchange/ - Exchange archive files
+├── blockchain/ - Blockchain archive files
+├── analytics/ - Analytics archive files
+├── marketplace/ - Marketplace archive files
+├── maintenance/ - Maintenance archive files
+└── general/ - General archive files
+```
+
+## Next Steps
+
+1. **New Milestone Planning**: docs/10_plan is now clean and ready for new content
+2. **Reference Completed Work**: Use docs/completed/ for reference
+3. **Archive Access**: Use docs/archive/ for historical information
+4. **Template Usage**: Use completed documentation as templates
+
+---
+*Generated by AITBC Comprehensive Planning Cleanup*