@mytec: feat: Phase 3.0 Architecture Refactor ✅

Major refactoring of RFCP backend:
- Modular propagation models (8 models)
- SharedMemoryManager for terrain data
- ProcessPoolExecutor parallel processing
- WebSocket progress streaming
- Building filtering pipeline (351k → 15k)
- 82 unit tests

Performance: Standard preset 38s → 5s (7.6x speedup)

Known issue: Detailed preset timeout (fix in 3.1.0)

.claude/settings.local.json

@@ -23,7 +23,14 @@
       "Bash(python3:*)",
       "Bash(source:*)",
       "Bash(/mnt/d/root/rfcp/venv/bin/python3:*)",
-      "Bash(node --check:*)"
+      "Bash(node --check:*)",
+      "Bash(/mnt/d/root/rfcp/venv/bin/python -m pytest:*)",
+      "Bash(/mnt/d/root/rfcp/venv/bin/python:*)",
+      "Bash(/mnt/d/root/rfcp/venv/bin/pip list:*)",
+      "Bash(pip3 install numpy)",
+      "Bash(echo:*)",
+      "Bash(find:*)",
+      "Bash(node -c:*)"
     ]
   }
 }