feat: 新增接口22生发控制与测试页

tests/test_hairline_height.py

@@ -16,21 +16,21 @@ def _landmarks(width=320, height=400):
     return lm
 
 
-def test_target_uses_mean_courts_without_old_estimation_ratio():
+def test_target_is_lowered_by_five_percent_of_brow_to_chin():
     rule = height_target(_landmarks(), 320, 400)
     assert rule["middle_height_px"] == pytest.approx(80, abs=1e-4)
     assert rule["lower_height_px"] == pytest.approx(60, abs=1e-4)
-    assert rule["target_upper_height_px"] == pytest.approx(70, abs=1e-4)
-    assert rule["target_center"]["y"] == pytest.approx(110, abs=1e-4)
+    assert rule["target_upper_height_px"] == pytest.approx(63, abs=1e-4)
+    assert rule["target_center"]["y"] == pytest.approx(117, abs=1e-4)
 
 
 def test_reference_uses_unrounded_measurement_and_scale():
     ref = {"brow_center": (161.4, 181.3), "nose_bottom": (160.0, 261.9),
            "chin_tip": (160.0, 321.5), "px_per_cm": 20}
     rule = height_target(_landmarks(), 320, 400, ref)
-    assert rule["target_upper_height_px"] == pytest.approx(70.1)
-    assert rule["target_center"]["y"] == pytest.approx(111.2)
-    assert rule["target_upper_height_cm"] == pytest.approx(3.505)
+    assert rule["target_upper_height_px"] == pytest.approx(63.09)
+    assert rule["target_center"]["y"] == pytest.approx(118.21)
+    assert rule["target_upper_height_cm"] == pytest.approx(3.1545)
     assert rule["measurement_source"] == "face_measure"