feat(profile): add profile settings and LLM user context

backend/tests/test_llm_profile_context.py

@@ -0,0 +1,23 @@
+from datetime import date
+
+from sqlmodel import Session
+
+from innercontext.api.llm_context import build_user_profile_context
+from innercontext.models import SexAtBirth, UserProfile
+
+
+def test_build_user_profile_context_without_data(session: Session):
+    ctx = build_user_profile_context(session, reference_date=date(2026, 3, 5))
+    assert ctx == "USER PROFILE: no data\n"
+
+
+def test_build_user_profile_context_with_data(session: Session):
+    profile = UserProfile(birth_date=date(1990, 3, 20), sex_at_birth=SexAtBirth.FEMALE)
+    session.add(profile)
+    session.commit()
+
+    ctx = build_user_profile_context(session, reference_date=date(2026, 3, 5))
+    assert "USER PROFILE:" in ctx
+    assert "Age: 35" in ctx
+    assert "Birth date: 1990-03-20" in ctx
+    assert "Sex at birth: female" in ctx

backend/tests/test_products_helpers.py

@@ -11,15 +11,26 @@ from innercontext.api.products import (
     _build_shopping_context,
     _extract_requested_product_ids,
 )
-from innercontext.models import Product, ProductInventory, SkinConditionSnapshot
+from innercontext.models import (
+    Product,
+    ProductInventory,
+    SexAtBirth,
+    SkinConditionSnapshot,
+)
+from innercontext.models.profile import UserProfile
 
 
 def test_build_shopping_context(session: Session):
     # Empty context
-    ctx = _build_shopping_context(session)
+    ctx = _build_shopping_context(session, reference_date=date.today())
+    assert "USER PROFILE: no data" in ctx
     assert "(brak danych)" in ctx
     assert "POSIADANE PRODUKTY" in ctx
 
+    profile = UserProfile(birth_date=date(1990, 1, 10), sex_at_birth=SexAtBirth.MALE)
+    session.add(profile)
+    session.commit()
+
     # Add snapshot
     snap = SkinConditionSnapshot(
         id=uuid.uuid4(),
@@ -54,7 +65,10 @@ def test_build_shopping_context(session: Session):
     session.add(inv)
     session.commit()
 
-    ctx = _build_shopping_context(session)
+    ctx = _build_shopping_context(session, reference_date=date(2026, 3, 5))
+    assert "USER PROFILE:" in ctx
+    assert "Age: 36" in ctx
+    assert "Sex at birth: male" in ctx
     assert "Typ skóry: combination" in ctx
     assert "Nawilżenie: 3/5" in ctx
     assert "Wrażliwość: 4/5" in ctx
@@ -91,6 +105,7 @@ def test_suggest_shopping(client, session):
         assert data["suggestions"][0]["product_type"] == "cleanser"
         assert data["reasoning"] == "Test shopping"
         kwargs = mock_gemini.call_args.kwargs
+        assert "USER PROFILE:" in kwargs["contents"]
         assert "function_handlers" in kwargs
         assert "get_product_inci" in kwargs["function_handlers"]
         assert "get_product_safety_rules" in kwargs["function_handlers"]
@@ -111,7 +126,7 @@ def test_shopping_context_medication_skip(session: Session):
     session.add(p)
     session.commit()
 
-    ctx = _build_shopping_context(session)
+    ctx = _build_shopping_context(session, reference_date=date.today())
     assert "Epiduo" not in ctx
 
 

backend/tests/test_profile.py

@@ -0,0 +1,35 @@
+def test_get_profile_empty(client):
+    r = client.get("/profile")
+    assert r.status_code == 200
+    assert r.json() is None
+
+
+def test_upsert_profile_create_and_get(client):
+    create = client.patch(
+        "/profile", json={"birth_date": "1990-01-15", "sex_at_birth": "male"}
+    )
+    assert create.status_code == 200
+    body = create.json()
+    assert body["birth_date"] == "1990-01-15"
+    assert body["sex_at_birth"] == "male"
+
+    fetch = client.get("/profile")
+    assert fetch.status_code == 200
+    fetched = fetch.json()
+    assert fetched is not None
+    assert fetched["id"] == body["id"]
+
+
+def test_upsert_profile_updates_existing_row(client):
+    first = client.patch(
+        "/profile", json={"birth_date": "1992-06-10", "sex_at_birth": "female"}
+    )
+    assert first.status_code == 200
+    first_id = first.json()["id"]
+
+    second = client.patch("/profile", json={"sex_at_birth": "intersex"})
+    assert second.status_code == 200
+    second_body = second.json()
+    assert second_body["id"] == first_id
+    assert second_body["birth_date"] == "1992-06-10"
+    assert second_body["sex_at_birth"] == "intersex"

backend/tests/test_routines.py

@@ -248,6 +248,7 @@ def test_suggest_routine(client, session):
         assert data["steps"][0]["action_type"] == "shaving_razor"
         assert data["reasoning"] == "because"
         kwargs = mock_gemini.call_args.kwargs
+        assert "USER PROFILE:" in kwargs["contents"]
         assert "function_handlers" in kwargs
         assert "get_product_inci" in kwargs["function_handlers"]
         assert "get_product_safety_rules" in kwargs["function_handlers"]
@@ -279,6 +280,8 @@ def test_suggest_batch(client, session):
         assert len(data["days"]) == 1
         assert data["days"][0]["date"] == "2026-03-03"
         assert data["overall_reasoning"] == "batch test"
+        kwargs = mock_gemini.call_args.kwargs
+        assert "USER PROFILE:" in kwargs["contents"]
 
 
 def test_suggest_batch_invalid_date_range(client):

backend/tests/test_skincare.py

@@ -128,3 +128,33 @@ def test_delete_snapshot(client):
 def test_delete_snapshot_not_found(client):
     r = client.delete(f"/skincare/{uuid.uuid4()}")
     assert r.status_code == 404
+
+
+def test_analyze_photos_includes_user_profile_context(client, monkeypatch):
+    from innercontext.api import skincare as skincare_api
+
+    captured: dict[str, object] = {}
+
+    class _FakeResponse:
+        text = "{}"
+
+    def _fake_call_gemini(**kwargs):
+        captured.update(kwargs)
+        return _FakeResponse()
+
+    monkeypatch.setattr(skincare_api, "call_gemini", _fake_call_gemini)
+
+    profile = client.patch(
+        "/profile", json={"birth_date": "1991-02-10", "sex_at_birth": "female"}
+    )
+    assert profile.status_code == 200
+
+    r = client.post(
+        "/skincare/analyze-photos",
+        files={"photos": ("face.jpg", b"fake-bytes", "image/jpeg")},
+    )
+    assert r.status_code == 200
+
+    parts = captured["contents"]
+    assert isinstance(parts, list)
+    assert any("USER PROFILE:" in str(part) for part in parts)