Handle common keypad codes for numpad rod presets

src/reactor_sim/dashboard.py

@@ -31,6 +31,16 @@ def _build_numpad_mapping() -> dict[int, float]:
         "KEY_A1": 0.7,  # numpad 7
         "KEY_A2": 0.8,  # numpad 8
         "KEY_A3": 0.9,  # numpad 9
+        # Common keypad aliases when NumLock is on
+        "KEY_END": 0.1,
+        "KEY_DOWN": 0.2,
+        "KEY_NPAGE": 0.3,
+        "KEY_LEFT": 0.4,
+        "KEY_B2": 0.5,  # center stays 0.5
+        "KEY_RIGHT": 0.6,
+        "KEY_HOME": 0.7,
+        "KEY_UP": 0.8,
+        "KEY_PPAGE": 0.9,
     }
     for name, value in table.items():
         code = getattr(curses, name, None)