feat(api): 添加睡眠评估端点 /api/sleep/assessment

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

tests/test_web.py

@@ -328,3 +328,14 @@ def test_nutrition_recommendations_endpoint(client):
     assert "today_intake" in data
     assert "gaps" in data
     assert "suggestions" in data
+
+
+def test_sleep_assessment_endpoint(client):
+    """测试睡眠评估 API"""
+    response = client.get("/api/sleep/assessment")
+    assert response.status_code == 200
+    data = response.json()
+    assert "avg_duration" in data
+    assert "status" in data
+    assert "health_impacts" in data
+    assert "ideal_days_count" in data