Reorganize documentation into docs/ folder structure

Move documentation files into organized folder structure:
- docs/ai/ - Documentation generated by development tools
- docs/human/ - Manual notes and testing documentation

Files moved:
- PHASE1_COMPLETE.md -> docs/ai/PHASE1_COMPLETE.md
- ROADMAP.md -> docs/ai/ROADMAP.md

docs/human/phase1-manual-test.md

@@ -0,0 +1,11 @@
+# Install dependencies
+  pip install -r requirements-web.txt
+
+# Initialize database
+python3 init_db.py --password yourpassword
+
+# Run Flask app
+python3 -m web.app
+
+# Test Settings API
+curl http://localhost:5000/api/settings/health