docs: sort analysis files into appropriate subdirectories

- Moved analysis files to docs/analysis/:
  - CLI_MODULARIZATION_ANALYSIS_2026-05-09.md
  - CODEBASE_ANALYSIS_2026-05-09.md
  - MICROSERVICES_ARCHITECTURE_EVALUATION.md
- Moved summary files to docs/reports/:
  - FINAL_IMPLEMENTATION_SUMMARY.md
  - LONG_TERM_PRIITIES_SUMMARY_2026-05-09.md
  - MEDIUM_TERM_PRIITIES_SUMMARY_2026-05-09.md
  - SHORT_TERM_PRIITIES_SUMMARY_2026-05-09.md
- Moved MERGE_PLAN.md to docs/archive/ (merge complete)
- Created docs/analysis/ directory for analysis documents

docs/archive/MERGE_PLAN.md

@@ -0,0 +1,103 @@
+# Documentation Merge Plan for docs/project/
+
+## Overview
+This document outlines the plan to merge markdown files from `/opt/aitbc/docs/project/` into other doc directories or merge into other md files.
+
+## Files to Merge
+
+### Main Files
+1. **1_files.md** → `docs/reference/REPOSITORY_STRUCTURE.md`
+   - Repository file structure documentation
+   - Fits well in reference section
+
+2. **2_roadmap.md** → `docs/ROADMAP.md`
+   - Development roadmap (93KB)
+   - Should be at root level for easy access
+
+3. **3_infrastructure.md** → `docs/infrastructure/INFRASTRUCTURE.md`
+   - Infrastructure documentation (35KB)
+   - Merge with existing infrastructure docs
+
+4. **SECURITY.md** → `docs/security/SECURITY.md`
+   - Security policy
+   - Merge with existing security docs
+
+5. **PROJECT_STRUCTURE.md** → `docs/archive/GPU_PROJECT_STRUCTURE.md`
+   - GPU acceleration project structure (appears outdated/stale)
+   - Move to archive
+
+6. **WORKING_SETUP.md** → `docs/guides/getting-started/WORKING_SETUP.md`
+   - Working setup documentation
+   - Move to getting started guides
+
+### Summary Files
+7. **E2E_TEST_CREATION_SUMMARY.md** → `docs/reports/E2E_TEST_CREATION_SUMMARY.md`
+   - Test creation summary
+   - Move to reports
+
+8. **SQLMODEL_METADATA_FIX_SUMMARY.md** → `docs/reports/SQLMODEL_METADATA_FIX_SUMMARY.md`
+   - SQLModel metadata fix summary
+   - Move to reports
+
+9. **GITHUB_PULL_SUMMARY.md** → `docs/reports/GITHUB_PULL_SUMMARY.md`
+   - GitHub pull summary
+   - Move to reports
+
+### User-Facing Files
+10. **GIFT_CERTIFICATE_newuser.md** → `docs/guides/getting-started/GIFT_CERTIFICATE.md`
+    - Gift certificate for new users
+    - Move to getting started guides
+
+11. **user_profile_newuser.md** → `docs/guides/getting-started/USER_PROFILE.md`
+    - User profile for new users
+    - Move to getting started guides
+
+### Node Documentation
+12. **aitbc.md** → `docs/infrastructure/NODE_AITBC.md`
+    - AITBC server deployment guide
+    - Move to infrastructure
+
+13. **aitbc1.md** → `docs/infrastructure/NODE_AITBC1.md`
+    - AITBC1 server deployment guide
+    - Move to infrastructure
+
+### Subdirectories
+14. **ai-economics/** → `docs/ai-economics/`
+    - AI economics documentation
+    - Move to main docs level
+
+15. **cli/** → Merge with `docs/cli/`
+    - CLI documentation
+    - Merge with existing CLI docs
+
+16. **completion/** → `docs/completion/`
+    - Completion documentation
+    - Move to main docs level
+
+17. **infrastructure/** → Merge with `docs/infrastructure/`
+    - Infrastructure documentation
+    - Merge with existing infrastructure docs
+
+18. **planning/** → Merge with `docs/planning/`
+    - Planning documentation
+    - Merge with existing planning docs
+
+19. **requirements/** → `docs/requirements/`
+    - Requirements documentation
+    - Move to main docs level
+
+20. **workspace/** → `docs/development/workspace/`
+    - Workspace documentation
+    - Move to development
+
+### Files to Keep
+- **README.md** - Well-structured project documentation hub
+  - Keep as is, serves as landing page
+
+## Execution Order
+1. Create target directories if needed
+2. Merge subdirectories first
+3. Merge main files
+4. Update references
+5. Delete original files
+6. Update project/README.md to reflect changes